204311896 has 16 divisors (see below), whose sum is σ = 383801040. Its totient is φ = 101964960.

The previous prime is 204311893. The next prime is 204311903. The reversal of 204311896 is 698113402.

It is a super-2 number, since 2×204311896² = 83486701694229632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204311893) 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, 19276 + ... + 27931.

It is an arithmetic number, because the mean of its divisors is an integer number (23987565).

Almost surely, 2^204311896 is an apocalyptic number.

It is an amenable number.

204311896 is a deficient number, since it is larger than the sum of its proper divisors (179489144).

204311896 is a wasteful number, since it uses less digits than its factorization.

204311896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47754 (or 47750 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 204311896 is about 14293.7712308544. The cubic root of 204311896 is about 588.9763884909.

The spelling of 204311896 in words is "two hundred four million, three hundred eleven thousand, eight hundred ninety-six".