213357712 has 10 divisors (see below), whose sum is σ = 413380598. Its totient is φ = 106678848.

The previous prime is 213357689. The next prime is 213357731. The reversal of 213357712 is 217753312.

It can be written as a sum of positive squares in only one way, i.e., 181818256 + 31539456 = 13484^2 + 5616^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6667413 + ... + 6667444.

Almost surely, 2^213357712 is an apocalyptic number.

It is an amenable number.

213357712 is a deficient number, since it is larger than the sum of its proper divisors (200022886).

213357712 is a wasteful number, since it uses less digits than its factorization.

213357712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334865 (or 13334859 counting only the distinct ones).

The product of its digits is 8820, while the sum is 31.

The square root of 213357712 is about 14606.7693895673. The cubic root of 213357712 is about 597.5433925641.

The spelling of 213357712 in words is "two hundred thirteen million, three hundred fifty-seven thousand, seven hundred twelve".