156966216 has 32 divisors (see below), whose sum is σ = 428090400. Its totient is φ = 47565440.

The previous prime is 156966209. The next prime is 156966217. The reversal of 156966216 is 612669651.

It is not an unprimeable number, because it can be changed into a prime (156966217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297021 + ... + 297548.

It is an arithmetic number, because the mean of its divisors is an integer number (13377825).

Almost surely, 2^156966216 is an apocalyptic number.

It is an amenable number.

156966216 is an abundant number, since it is smaller than the sum of its proper divisors (271124184).

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

156966216 is a wasteful number, since it uses less digits than its factorization.

156966216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594589 (or 594585 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 156966216 is about 12528.6158852445. The cubic root of 156966216 is about 539.4303732693.

It can be divided in two parts, 15696 and 6216, that added together give a palindrome (21912).

The spelling of 156966216 in words is "one hundred fifty-six million, nine hundred sixty-six thousand, two hundred sixteen".