738939168 has 72 divisors (see below), whose sum is σ = 2292400656. Its totient is φ = 223920000.

The previous prime is 738939163. The next prime is 738939191. The reversal of 738939168 is 861939837.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (738939161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113458 + ... + 119793.

It is an arithmetic number, because the mean of its divisors is an integer number (31838898).

Almost surely, 2^738939168 is an apocalyptic number.

It is an amenable number.

738939168 is an abundant number, since it is smaller than the sum of its proper divisors (1553461488).

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

738939168 is a wasteful number, since it uses less digits than its factorization.

738939168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233278 (or 233267 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 738939168 is about 27183.4355444635. The cubic root of 738939168 is about 904.0717435947.

The spelling of 738939168 in words is "seven hundred thirty-eight million, nine hundred thirty-nine thousand, one hundred sixty-eight".