730157372 has 24 divisors (see below), whose sum is σ = 1494278016. Its totient is φ = 305646768.

The previous prime is 730157341. The next prime is 730157387. The reversal of 730157372 is 273751037.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302018 + ... + 304425.

It is an arithmetic number, because the mean of its divisors is an integer number (62261584).

Almost surely, 2^730157372 is an apocalyptic number.

It is an amenable number.

730157372 is an abundant number, since it is smaller than the sum of its proper divisors (764120644).

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

730157372 is a wasteful number, since it uses less digits than its factorization.

730157372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606497 (or 606495 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 35.

The square root of 730157372 is about 27021.4243147914. The cubic root of 730157372 is about 900.4760329433.

The spelling of 730157372 in words is "seven hundred thirty million, one hundred fifty-seven thousand, three hundred seventy-two".