326171164 has 48 divisors (see below), whose sum is σ = 642216960. Its totient is φ = 143674560.

The previous prime is 326171161. The next prime is 326171189. The reversal of 326171164 is 461171623.

It is a super-2 number, since 2×326171164² = 212775256450229792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326171161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224689 + ... + 226135.

It is an arithmetic number, because the mean of its divisors is an integer number (13379520).

Almost surely, 2^326171164 is an apocalyptic number.

It is an amenable number.

326171164 is a deficient number, since it is larger than the sum of its proper divisors (316045796).

326171164 is a wasteful number, since it uses less digits than its factorization.

326171164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618 (or 1616 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 326171164 is about 18060.2094118535. The cubic root of 326171164 is about 688.3593056284.

The spelling of 326171164 in words is "three hundred twenty-six million, one hundred seventy-one thousand, one hundred sixty-four".