164269568 has 20 divisors (see below), whose sum is σ = 328219320. Its totient is φ = 82134528.

The previous prime is 164269549. The next prime is 164269577. The reversal of 164269568 is 865962461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159908 + ... + 160931.

It is an arithmetic number, because the mean of its divisors is an integer number (16410966).

Almost surely, 2^164269568 is an apocalyptic number.

It is an amenable number.

164269568 is a deficient number, since it is larger than the sum of its proper divisors (163949752).

164269568 is an frugal number, since it uses more digits than its factorization.

164269568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320857 (or 320841 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 164269568 is about 12816.7690156295. The cubic root of 164269568 is about 547.6701088701.

The spelling of 164269568 in words is "one hundred sixty-four million, two hundred sixty-nine thousand, five hundred sixty-eight".