163152252 has 24 divisors (see below), whose sum is σ = 422987600. Its totient is φ = 54384048.

The previous prime is 163152251. The next prime is 163152263. The reversal of 163152252 is 252251361.

It is a happy number.

163152252 is a `hidden beast` number, since 1 + 631 + 5 + 2 + 25 + 2 = 666.

163152252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163152251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755227 + ... + 755442.

Almost surely, 2^163152252 is an apocalyptic number.

163152252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163152252 is an abundant number, since it is smaller than the sum of its proper divisors (259835348).

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

163152252 is a wasteful number, since it uses less digits than its factorization.

163152252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510682 (or 1510674 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 163152252 is about 12773.1065915853. The cubic root of 163152252 is about 546.4255829353.

The spelling of 163152252 in words is "one hundred sixty-three million, one hundred fifty-two thousand, two hundred fifty-two".