213604258 has 16 divisors (see below), whose sum is σ = 366379200. Its totient is φ = 91494576.

The previous prime is 213604231. The next prime is 213604273. The reversal of 213604258 is 852406312.

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, 34960 + ... + 40612.

It is an arithmetic number, because the mean of its divisors is an integer number (22898700).

Almost surely, 2^213604258 is an apocalyptic number.

213604258 is a deficient number, since it is larger than the sum of its proper divisors (152774942).

213604258 is a wasteful number, since it uses less digits than its factorization.

213604258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8361.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 213604258 is about 14615.2063960794. The cubic root of 213604258 is about 597.7734681841.

The spelling of 213604258 in words is "two hundred thirteen million, six hundred four thousand, two hundred fifty-eight".