164502252 has 36 divisors (see below), whose sum is σ = 431228616. Its totient is φ = 54833760.

The previous prime is 164502241. The next prime is 164502257. The reversal of 164502252 is 252205461.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (164502257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83649 + ... + 85592.

Almost surely, 2^164502252 is an apocalyptic number.

164502252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164502252 is an abundant number, since it is smaller than the sum of its proper divisors (266726364).

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

164502252 is a wasteful number, since it uses less digits than its factorization.

164502252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169260 (or 169246 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 164502252 is about 12825.8431301806. The cubic root of 164502252 is about 547.9285741707.

The spelling of 164502252 in words is "one hundred sixty-four million, five hundred two thousand, two hundred fifty-two".