738070320 has 240 divisors, whose sum is σ = 2561836032. Its totient is φ = 175518720.

The previous prime is 738070303. The next prime is 738070331. The reversal of 738070320 is 23070837.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1257067 + ... + 1257653.

Almost surely, 2^738070320 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 738070320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1280918016).

738070320 is an abundant number, since it is smaller than the sum of its proper divisors (1823765712).

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

738070320 is a wasteful number, since it uses less digits than its factorization.

738070320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 738070320 is about 27167.4496410686. The cubic root of 738070320 is about 903.7172674183.

The spelling of 738070320 in words is "seven hundred thirty-eight million, seventy thousand, three hundred twenty".