168964320 has 96 divisors (see below), whose sum is σ = 608283648. Its totient is φ = 38619648.

The previous prime is 168964277. The next prime is 168964351. The reversal of 168964320 is 23469861.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21784 + ... + 28503.

It is an arithmetic number, because the mean of its divisors is an integer number (6336288).

Almost surely, 2^168964320 is an apocalyptic number.

168964320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168964320 is an abundant number, since it is smaller than the sum of its proper divisors (439319328).

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

168964320 is a wasteful number, since it uses less digits than its factorization.

168964320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50312 (or 50304 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 168964320 is about 12998.6276198682. The cubic root of 168964320 is about 552.8385700129.

The spelling of 168964320 in words is "one hundred sixty-eight million, nine hundred sixty-four thousand, three hundred twenty".