738394920 has 64 divisors (see below), whose sum is σ = 2461320000. Its totient is φ = 196905024.

The previous prime is 738394919. The next prime is 738394933. The reversal of 738394920 is 29493837.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 340770 + ... + 342929.

It is an arithmetic number, because the mean of its divisors is an integer number (38458125).

Almost surely, 2^738394920 is an apocalyptic number.

It is an amenable number.

738394920 is an abundant number, since it is smaller than the sum of its proper divisors (1722925080).

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

738394920 is a wasteful number, since it uses less digits than its factorization.

738394920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683719 (or 683709 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 738394920 is about 27173.4230453213. The cubic root of 738394920 is about 903.8497315948.

The spelling of 738394920 in words is "seven hundred thirty-eight million, three hundred ninety-four thousand, nine hundred twenty".