232156212 has 36 divisors (see below), whose sum is σ = 571719456. Its totient is φ = 73311120.

The previous prime is 232156201. The next prime is 232156217. The reversal of 232156212 is 212651232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232156217) 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, 22464 + ... + 31127.

It is an arithmetic number, because the mean of its divisors is an integer number (15881096).

Almost surely, 2^232156212 is an apocalyptic number.

It is an amenable number.

232156212 is an abundant number, since it is smaller than the sum of its proper divisors (339563244).

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

232156212 is a wasteful number, since it uses less digits than its factorization.

232156212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53636 (or 53615 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 232156212 is about 15236.6732589499. The cubic root of 232156212 is about 614.6012459070.

The spelling of 232156212 in words is "two hundred thirty-two million, one hundred fifty-six thousand, two hundred twelve".