738772320 has 384 divisors, whose sum is σ = 2804336640. Its totient is φ = 161095680.

The previous prime is 738772313. The next prime is 738772339. The reversal of 738772320 is 23277837.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3225966 + ... + 3226194.

It is an arithmetic number, because the mean of its divisors is an integer number (7302960).

Almost surely, 2^738772320 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 738772320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402168320).

738772320 is an abundant number, since it is smaller than the sum of its proper divisors (2065564320).

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

738772320 is a wasteful number, since it uses less digits than its factorization.

738772320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 738772320 is about 27180.3664434459. The cubic root of 738772320 is about 904.0036938268.

The spelling of 738772320 in words is "seven hundred thirty-eight million, seven hundred seventy-two thousand, three hundred twenty".