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6997461 = 32332487
BaseRepresentation
bin11010101100010111010101
3111011111201020
4122230113111
53242404321
6405551353
7113322522
oct32542725
914144636
106997461
113a4a329
122415559
1315b0013
14d02149
159334c6
hex6ac5d5

6997461 has 4 divisors (see below), whose sum is σ = 9329952. Its totient is φ = 4664972.

The previous prime is 6997457. The next prime is 6997469. The reversal of 6997461 is 1647996.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6997461 - 22 = 6997457 is a prime.

It is a D-number.

It is a Curzon number.

6997461 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6997469) 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, 1166241 + ... + 1166246.

It is an arithmetic number, because the mean of its divisors is an integer number (2332488).

Almost surely, 26997461 is an apocalyptic number.

It is an amenable number.

6997461 is a deficient number, since it is larger than the sum of its proper divisors (2332491).

6997461 is a wasteful number, since it uses less digits than its factorization.

6997461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332490.

The product of its digits is 81648, while the sum is 42.

The square root of 6997461 is about 2645.2714416483. The cubic root of 6997461 is about 191.2699872314.

The spelling of 6997461 in words is "six million, nine hundred ninety-seven thousand, four hundred sixty-one".

Divisors: 1 3 2332487 6997461