156845226 has 16 divisors (see below), whose sum is σ = 314231904. Its totient is φ = 52191504.

The previous prime is 156845203. The next prime is 156845261. The reversal of 156845226 is 622548651.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18745 + ... + 25788.

It is an arithmetic number, because the mean of its divisors is an integer number (19639494).

Almost surely, 2^156845226 is an apocalyptic number.

156845226 is an abundant number, since it is smaller than the sum of its proper divisors (157386678).

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

156845226 is a wasteful number, since it uses less digits than its factorization.

156845226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45125.

The product of its digits is 115200, while the sum is 39.

The square root of 156845226 is about 12523.7864082713. The cubic root of 156845226 is about 539.2917394946.

It can be divided in two parts, 15684 and 5226, that added together give a triangular number (20910 = T₂₀₄).

The spelling of 156845226 in words is "one hundred fifty-six million, eight hundred forty-five thousand, two hundred twenty-six".