213032188 has 12 divisors (see below), whose sum is σ = 373182880. Its totient is φ = 106408512.

The previous prime is 213032167. The next prime is 213032189. The reversal of 213032188 is 881230312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213032189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22356 + ... + 30427.

Almost surely, 2^213032188 is an apocalyptic number.

It is an amenable number.

213032188 is a deficient number, since it is larger than the sum of its proper divisors (160150692).

213032188 is a wasteful number, since it uses less digits than its factorization.

213032188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53796 (or 53794 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 213032188 is about 14595.6222203783. The cubic root of 213032188 is about 597.2393433653.

The spelling of 213032188 in words is "two hundred thirteen million, thirty-two thousand, one hundred eighty-eight".