204738402 has 16 divisors (see below), whose sum is σ = 446702112. Its totient is φ = 62041920.

The previous prime is 204738397. The next prime is 204738409. The reversal of 204738402 is 204837402.

204738402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204738402.

It is not an unprimeable number, because it can be changed into a prime (204738409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550983 + ... + 1551114.

It is an arithmetic number, because the mean of its divisors is an integer number (27918882).

Almost surely, 2^204738402 is an apocalyptic number.

204738402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204738402 is an abundant number, since it is smaller than the sum of its proper divisors (241963710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204738402 is a wasteful number, since it uses less digits than its factorization.

204738402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102113.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 204738402 is about 14308.6827485971. The cubic root of 204738402 is about 589.3859377701.

The spelling of 204738402 in words is "two hundred four million, seven hundred thirty-eight thousand, four hundred two".