165212952 has 16 divisors (see below), whose sum is σ = 413032440. Its totient is φ = 55070976.

The previous prime is 165212947. The next prime is 165212963. The reversal of 165212952 is 259212561.

165212952 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 3441913 + ... + 3441960.

Almost surely, 2^165212952 is an apocalyptic number.

165212952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165212952 is an abundant number, since it is smaller than the sum of its proper divisors (247819488).

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

165212952 is a wasteful number, since it uses less digits than its factorization.

165212952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883882 (or 6883878 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 165212952 is about 12853.5190512171. The cubic root of 165212952 is about 548.7165135067.

The spelling of 165212952 in words is "one hundred sixty-five million, two hundred twelve thousand, nine hundred fifty-two".