204152120 has 64 divisors (see below), whose sum is σ = 473286240. Its totient is φ = 79206400.

The previous prime is 204152101. The next prime is 204152129. The reversal of 204152120 is 21251402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204152129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460619 + ... + 461061.

Almost surely, 2^204152120 is an apocalyptic number.

204152120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204152120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236643120).

204152120 is an abundant number, since it is smaller than the sum of its proper divisors (269134120).

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

204152120 is a wasteful number, since it uses less digits than its factorization.

204152120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776 (or 772 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 204152120 is about 14288.1811298709. The cubic root of 204152120 is about 588.8228180031.

The spelling of 204152120 in words is "two hundred four million, one hundred fifty-two thousand, one hundred twenty".