204998956 has 6 divisors (see below), whose sum is σ = 358748180. Its totient is φ = 102499476.

The previous prime is 204998953. The next prime is 204998957. The reversal of 204998956 is 659899402.

It is a super-2 number, since 2×204998956² = 84049143922179872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204998953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25624866 + ... + 25624873.

Almost surely, 2^204998956 is an apocalyptic number.

It is an amenable number.

204998956 is a deficient number, since it is larger than the sum of its proper divisors (153749224).

204998956 is a wasteful number, since it uses less digits than its factorization.

204998956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51249743 (or 51249741 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 204998956 is about 14317.7846051685. The cubic root of 204998956 is about 589.6358530508.

The spelling of 204998956 in words is "two hundred four million, nine hundred ninety-eight thousand, nine hundred fifty-six".