738344680 has 32 divisors (see below), whose sum is σ = 1758999240. Its totient is φ = 277964800.

The previous prime is 738344603. The next prime is 738344699. The reversal of 738344680 is 86443837.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 681523236 + 56821444 = 26106^2 + 7538^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542221 + ... + 543580.

Almost surely, 2^738344680 is an apocalyptic number.

It is an amenable number.

738344680 is an abundant number, since it is smaller than the sum of its proper divisors (1020654560).

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

738344680 is a wasteful number, since it uses less digits than its factorization.

738344680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085829 (or 1085825 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 738344680 is about 27172.4985969270. The cubic root of 738344680 is about 903.8292319772.

The spelling of 738344680 in words is "seven hundred thirty-eight million, three hundred forty-four thousand, six hundred eighty".