213932044 has 12 divisors (see below), whose sum is σ = 375715368. Its totient is φ = 106584800.

The previous prime is 213932021. The next prime is 213932071. The reversal of 213932044 is 440239312.

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, 94042 + ... + 96289.

It is an arithmetic number, because the mean of its divisors is an integer number (31309614).

Almost surely, 2^213932044 is an apocalyptic number.

It is an amenable number.

213932044 is a deficient number, since it is larger than the sum of its proper divisors (161783324).

213932044 is a wasteful number, since it uses less digits than its factorization.

213932044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190616 (or 190614 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 213932044 is about 14626.4159656424. The cubic root of 213932044 is about 598.0790826163.

The spelling of 213932044 in words is "two hundred thirteen million, nine hundred thirty-two thousand, forty-four".