730070756 has 12 divisors (see below), whose sum is σ = 1277829420. Its totient is φ = 364976640.

The previous prime is 730070741. The next prime is 730070767. The reversal of 730070756 is 657070037.

It can be written as a sum of positive squares in 2 ways, for example, as 287641600 + 442429156 = 16960^2 + 21034^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25496 + ... + 45936.

It is an arithmetic number, because the mean of its divisors is an integer number (106485785).

Almost surely, 2^730070756 is an apocalyptic number.

It is an amenable number.

730070756 is a deficient number, since it is larger than the sum of its proper divisors (547758664).

730070756 is a wasteful number, since it uses less digits than its factorization.

730070756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29374 (or 29372 counting only the distinct ones).

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

The square root of 730070756 is about 27019.8215390109. The cubic root of 730070756 is about 900.4404247674.

The spelling of 730070756 in words is "seven hundred thirty million, seventy thousand, seven hundred fifty-six".