204561214 has 16 divisors (see below), whose sum is σ = 360486000. Its totient is φ = 85829760.

The previous prime is 204561211. The next prime is 204561223. The reversal of 204561214 is 412165402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204561211) 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, 357339 + ... + 357910.

It is an arithmetic number, because the mean of its divisors is an integer number (22530375).

Almost surely, 2^204561214 is an apocalyptic number.

204561214 is a deficient number, since it is larger than the sum of its proper divisors (155924786).

204561214 is a wasteful number, since it uses less digits than its factorization.

204561214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715275.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 204561214 is about 14302.4897832510. The cubic root of 204561214 is about 589.2158634127.

The spelling of 204561214 in words is "two hundred four million, five hundred sixty-one thousand, two hundred fourteen".