213012896 has 24 divisors (see below), whose sum is σ = 420396480. Its totient is φ = 106245568.

The previous prime is 213012881. The next prime is 213012901. The reversal of 213012896 is 698210312.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 5465 + ... + 21351.

It is an arithmetic number, because the mean of its divisors is an integer number (17516520).

Almost surely, 2^213012896 is an apocalyptic number.

It is an amenable number.

213012896 is a deficient number, since it is larger than the sum of its proper divisors (207383584).

213012896 is a wasteful number, since it uses less digits than its factorization.

213012896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16316 (or 16308 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 213012896 is about 14594.9613223194. The cubic root of 213012896 is about 597.2213143382.

The spelling of 213012896 in words is "two hundred thirteen million, twelve thousand, eight hundred ninety-six".