164023332 has 24 divisors (see below), whose sum is σ = 417514272. Its totient is φ = 49704000.

The previous prime is 164023319. The next prime is 164023337. The reversal of 164023332 is 233320461.

It is not an unprimeable number, because it can be changed into a prime (164023337) 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, 621169 + ... + 621432.

It is an arithmetic number, because the mean of its divisors is an integer number (17396428).

Almost surely, 2^164023332 is an apocalyptic number.

164023332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164023332 is an abundant number, since it is smaller than the sum of its proper divisors (253490940).

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

164023332 is a wasteful number, since it uses less digits than its factorization.

164023332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242619 (or 1242617 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 164023332 is about 12807.1594040209. The cubic root of 164023332 is about 547.3963240648.

Adding to 164023332 its reverse (233320461), we get a palindrome (397343793).

The spelling of 164023332 in words is "one hundred sixty-four million, twenty-three thousand, three hundred thirty-two".