207214564 has 12 divisors (see below), whose sum is σ = 383956524. Its totient is φ = 97512704.

The previous prime is 207214523. The next prime is 207214573. The reversal of 207214564 is 465412702.

It can be written as a sum of positive squares in 2 ways, for example, as 69856164 + 137358400 = 8358^2 + 11720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523569 + ... + 1523704.

It is an arithmetic number, because the mean of its divisors is an integer number (31996377).

Almost surely, 2^207214564 is an apocalyptic number.

It is an amenable number.

207214564 is a deficient number, since it is larger than the sum of its proper divisors (176741960).

207214564 is a wasteful number, since it uses less digits than its factorization.

207214564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047294 (or 3047292 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 207214564 is about 14394.9492531235. The cubic root of 207214564 is about 591.7524873815.

The spelling of 207214564 in words is "two hundred seven million, two hundred fourteen thousand, five hundred sixty-four".