204253628 has 12 divisors (see below), whose sum is σ = 360173352. Its totient is φ = 101346960.

The previous prime is 204253619. The next prime is 204253633. The reversal of 204253628 is 826352402.

204253628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204253594 and 204253603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194375 + ... + 195422.

It is an arithmetic number, because the mean of its divisors is an integer number (30014446).

Almost surely, 2^204253628 is an apocalyptic number.

It is an amenable number.

204253628 is a deficient number, since it is larger than the sum of its proper divisors (155919724).

204253628 is a wasteful number, since it uses less digits than its factorization.

204253628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389932 (or 389930 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 204253628 is about 14291.7328550460. The cubic root of 204253628 is about 588.9203928296.

The spelling of 204253628 in words is "two hundred four million, two hundred fifty-three thousand, six hundred twenty-eight".