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339775489 = 184332
BaseRepresentation
bin10100010000001…
…001000000000001
3212200100101100101
4110100021000001
51143440303424
653414322401
711264021044
oct2420110001
9780311311
10339775489
11164881399
1295959401
13555163b1
14331a8c5b
151ec69344
hex14409001

339775489 has 3 divisors (see below), whose sum is σ = 339793923. Its totient is φ = 339757056.

The previous prime is 339775483. The next prime is 339775493. The reversal of 339775489 is 984577933.

It is a happy number.

The square root of 339775489 is 18433.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 984577933 = 1757916349.

It can be written as a sum of positive squares in only one way, i.e., 191130625 + 148644864 = 13825^2 + 12192^2 .

It is not a de Polignac number, because 339775489 - 29 = 339774977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339775483) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9217 + ... + 27649.

It is an arithmetic number, because the mean of its divisors is an integer number (113264641).

Almost surely, 2339775489 is an apocalyptic number.

339775489 is the 18433-rd square number.

339775489 is the 9217-th centered octagonal number.

It is an amenable number.

339775489 is a deficient number, since it is larger than the sum of its proper divisors (18434).

339775489 is an frugal number, since it uses more digits than its factorization.

339775489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36866 (or 18433 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 55.

The cubic root of 339775489 is about 697.7995452054.

The spelling of 339775489 in words is "three hundred thirty-nine million, seven hundred seventy-five thousand, four hundred eighty-nine".

Divisors: 1 18433 339775489