239345164 has 12 divisors (see below), whose sum is σ = 419881000. Its totient is φ = 119379168.

The previous prime is 239345137. The next prime is 239345177. The reversal of 239345164 is 461543932.

It is a super-2 number, since 2×239345164² = 114572215060373792, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71514 + ... + 74785.

Almost surely, 2^239345164 is an apocalyptic number.

It is an amenable number.

239345164 is a deficient number, since it is larger than the sum of its proper divisors (180535836).

239345164 is a wasteful number, since it uses less digits than its factorization.

239345164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146712 (or 146710 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 239345164 is about 15470.7842076606. The cubic root of 239345164 is about 620.8807842216.

The spelling of 239345164 in words is "two hundred thirty-nine million, three hundred forty-five thousand, one hundred sixty-four".