213292044 has 36 divisors (see below), whose sum is σ = 616177744. Its totient is φ = 60940512.

The previous prime is 213292033. The next prime is 213292049. The reversal of 213292044 is 440292312.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 213291999 and 213292017.

It is not an unprimeable number, because it can be changed into a prime (213292049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 422947 + ... + 423450.

Almost surely, 2^213292044 is an apocalyptic number.

It is an amenable number.

213292044 is an abundant number, since it is smaller than the sum of its proper divisors (402885700).

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

213292044 is a wasteful number, since it uses less digits than its factorization.

213292044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846414 (or 846409 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 213292044 is about 14604.5213547038. The cubic root of 213292044 is about 597.4820815924.

The spelling of 213292044 in words is "two hundred thirteen million, two hundred ninety-two thousand, forty-four".