204457102 has 4 divisors (see below), whose sum is σ = 306685656. Its totient is φ = 102228550.

The previous prime is 204457087. The next prime is 204457111. The reversal of 204457102 is 201754402.

204457102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51114274 + ... + 51114277.

It is an arithmetic number, because the mean of its divisors is an integer number (76671414).

Almost surely, 2^204457102 is an apocalyptic number.

204457102 is a deficient number, since it is larger than the sum of its proper divisors (102228554).

204457102 is a wasteful number, since it uses less digits than its factorization.

204457102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102228553.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 204457102 is about 14298.8496740122. The cubic root of 204457102 is about 589.1158854308.

The spelling of 204457102 in words is "two hundred four million, four hundred fifty-seven thousand, one hundred two".