165426036 has 24 divisors (see below), whose sum is σ = 388131744. Its totient is φ = 54836640.

The previous prime is 165425977. The next prime is 165426043. The reversal of 165426036 is 630624561.

It is a junction number, because it is equal to n+sod(n) for n = 165425988 and 165426006.

It is a congruent number.

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, 35910 + ... + 40253.

It is an arithmetic number, because the mean of its divisors is an integer number (16172156).

Almost surely, 2^165426036 is an apocalyptic number.

It is an amenable number.

165426036 is an abundant number, since it is smaller than the sum of its proper divisors (222705708).

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

165426036 is a wasteful number, since it uses less digits than its factorization.

165426036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76351 (or 76349 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 165426036 is about 12861.8053165176. The cubic root of 165426036 is about 548.9523151937.

It can be divided in two parts, 16542 and 6036, that added together give a triangular number (22578 = T₂₁₂).

The spelling of 165426036 in words is "one hundred sixty-five million, four hundred twenty-six thousand, thirty-six".