164923330 has 32 divisors (see below), whose sum is σ = 348763968. Its totient is φ = 55358400.

The previous prime is 164923303. The next prime is 164923331. The reversal of 164923330 is 33329461.

It is a junction number, because it is equal to n+sod(n) for n = 164923292 and 164923301.

It is not an unprimeable number, because it can be changed into a prime (164923331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56236 + ... + 59095.

It is an arithmetic number, because the mean of its divisors is an integer number (10898874).

Almost surely, 2^164923330 is an apocalyptic number.

164923330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164923330 is an abundant number, since it is smaller than the sum of its proper divisors (183840638).

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

164923330 is a wasteful number, since it uses less digits than its factorization.

164923330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115362.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 164923330 is about 12842.2478561971. The cubic root of 164923330 is about 548.3956885222.

The spelling of 164923330 in words is "one hundred sixty-four million, nine hundred twenty-three thousand, three hundred thirty".