164345232 has 20 divisors (see below), whose sum is σ = 424558640. Its totient is φ = 54781728.

The previous prime is 164345227. The next prime is 164345249. The reversal of 164345232 is 232543461.

164345232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×164345232² = 54018710562267648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164345232.

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, 1711882 + ... + 1711977.

It is an arithmetic number, because the mean of its divisors is an integer number (21227932).

Almost surely, 2^164345232 is an apocalyptic number.

164345232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164345232 is an abundant number, since it is smaller than the sum of its proper divisors (260213408).

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

164345232 is a wasteful number, since it uses less digits than its factorization.

164345232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423870 (or 3423864 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 164345232 is about 12819.7204337692. The cubic root of 164345232 is about 547.7541831773.

Adding to 164345232 its reverse (232543461), we get a palindrome (396888693).

The spelling of 164345232 in words is "one hundred sixty-four million, three hundred forty-five thousand, two hundred thirty-two".