156489436 has 12 divisors (see below), whose sum is σ = 275601928. Its totient is φ = 77746032.

The previous prime is 156489419. The next prime is 156489449. The reversal of 156489436 is 634984651.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123966 + ... + 125221.

Almost surely, 2^156489436 is an apocalyptic number.

It is an amenable number.

156489436 is a deficient number, since it is larger than the sum of its proper divisors (119112492).

156489436 is a wasteful number, since it uses less digits than its factorization.

156489436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249348 (or 249346 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 156489436 is about 12509.5737737143. The cubic root of 156489436 is about 538.8836516837.

The spelling of 156489436 in words is "one hundred fifty-six million, four hundred eighty-nine thousand, four hundred thirty-six".