204120942 has 16 divisors (see below), whose sum is σ = 408617040. Its totient is φ = 67977792.

The previous prime is 204120941. The next prime is 204120949. The reversal of 204120942 is 249021402.

204120942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204120941) 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, 8293 + ... + 21840.

It is an arithmetic number, because the mean of its divisors is an integer number (25538565).

Almost surely, 2^204120942 is an apocalyptic number.

204120942 is an abundant number, since it is smaller than the sum of its proper divisors (204496098).

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

204120942 is a wasteful number, since it uses less digits than its factorization.

204120942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31267.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 204120942 is about 14287.0900466120. The cubic root of 204120942 is about 588.7928415775.

The spelling of 204120942 in words is "two hundred four million, one hundred twenty thousand, nine hundred forty-two".