204261616 has 40 divisors (see below), whose sum is σ = 440909280. Its totient is φ = 91021056.

The previous prime is 204261601. The next prime is 204261649. The reversal of 204261616 is 616162402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10900 + ... + 22963.

It is an arithmetic number, because the mean of its divisors is an integer number (11022732).

Almost surely, 2^204261616 is an apocalyptic number.

204261616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

204261616 is an abundant number, since it is smaller than the sum of its proper divisors (236647664).

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

204261616 is a wasteful number, since it uses less digits than its factorization.

204261616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33913 (or 33907 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 204261616 is about 14292.0123145763. The cubic root of 204261616 is about 588.9280699429.

The spelling of 204261616 in words is "two hundred four million, two hundred sixty-one thousand, six hundred sixteen".