738123320 has 64 divisors (see below), whose sum is σ = 1821450240. Its totient is φ = 266972800.

The previous prime is 738123319. The next prime is 738123371. The reversal of 738123320 is 23321837.

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, 79649 + ... + 88431.

It is an arithmetic number, because the mean of its divisors is an integer number (28460160).

Almost surely, 2^738123320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 738123320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910725120).

738123320 is an abundant number, since it is smaller than the sum of its proper divisors (1083326920).

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

738123320 is a wasteful number, since it uses less digits than its factorization.

738123320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8996 (or 8992 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 738123320 is about 27168.4250555677. The cubic root of 738123320 is about 903.7388985409.

The spelling of 738123320 in words is "seven hundred thirty-eight million, one hundred twenty-three thousand, three hundred twenty".