212632156 has 12 divisors (see below), whose sum is σ = 405934200. Its totient is φ = 96650960.

The previous prime is 212632129. The next prime is 212632157. The reversal of 212632156 is 651236212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212632157) 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, 2416231 + ... + 2416318.

It is an arithmetic number, because the mean of its divisors is an integer number (33827850).

Almost surely, 2^212632156 is an apocalyptic number.

It is an amenable number.

212632156 is a deficient number, since it is larger than the sum of its proper divisors (193302044).

212632156 is a wasteful number, since it uses less digits than its factorization.

212632156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832564 (or 4832562 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 212632156 is about 14581.9119459692. The cubic root of 212632156 is about 596.8652769667.

Adding to 212632156 its reverse (651236212), we get a palindrome (863868368).

The spelling of 212632156 in words is "two hundred twelve million, six hundred thirty-two thousand, one hundred fifty-six".