339927985 has 4 divisors (see below), whose sum is σ = 407913588. Its totient is φ = 271942384.

The previous prime is 339927983. The next prime is 339928003. The reversal of 339927985 is 589729933.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76580001 + 263347984 = 8751^2 + 16228^2 .

It is a cyclic number.

It is not a de Polignac number, because 339927985 - 2¹ = 339927983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339927983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33992794 + ... + 33992803.

It is an arithmetic number, because the mean of its divisors is an integer number (101978397).

Almost surely, 2^339927985 is an apocalyptic number.

It is an amenable number.

339927985 is a deficient number, since it is larger than the sum of its proper divisors (67985603).

339927985 is an equidigital number, since it uses as much as digits as its factorization.

339927985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67985602.

The product of its digits is 3674160, while the sum is 55.

The square root of 339927985 is about 18437.1360303058. The cubic root of 339927985 is about 697.9039236623.

The spelling of 339927985 in words is "three hundred thirty-nine million, nine hundred twenty-seven thousand, nine hundred eighty-five".