213239296 has 40 divisors (see below), whose sum is σ = 451143000. Its totient is φ = 100343808.

The previous prime is 213239239. The next prime is 213239303. The reversal of 213239296 is 692932312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3546 + ... + 20953.

It is an arithmetic number, because the mean of its divisors is an integer number (11278575).

Almost surely, 2^213239296 is an apocalyptic number.

It is an amenable number.

213239296 is an abundant number, since it is smaller than the sum of its proper divisors (237903704).

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

213239296 is an equidigital number, since it uses as much as digits as its factorization.

213239296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24534 (or 24518 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

The square root of 213239296 is about 14602.7153639315. The cubic root of 213239296 is about 597.4328242727.

The spelling of 213239296 in words is "two hundred thirteen million, two hundred thirty-nine thousand, two hundred ninety-six".