738368731 has 8 divisors (see below), whose sum is σ = 755366400. Its totient is φ = 721424808.

The previous prime is 738368723. The next prime is 738368737. The reversal of 738368731 is 137863837.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 738368731 - 2³ = 738368723 is a prime.

It is a super-2 number, since 2×738368731² = 1090376765837100722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738368737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15040 + ... + 41266.

It is an arithmetic number, because the mean of its divisors is an integer number (94420800).

Almost surely, 2^738368731 is an apocalyptic number.

738368731 is a deficient number, since it is larger than the sum of its proper divisors (16997669).

738368731 is a wasteful number, since it uses less digits than its factorization.

738368731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26873.

The product of its digits is 508032, while the sum is 46.

The square root of 738368731 is about 27172.9411547591. The cubic root of 738368731 is about 903.8390457139.

The spelling of 738368731 in words is "seven hundred thirty-eight million, three hundred sixty-eight thousand, seven hundred thirty-one".