7372545730 has 72 divisors (see below), whose sum is σ = 14754475764. Its totient is φ = 2650327680.

The previous prime is 7372545637. The next prime is 7372545751. The reversal of 7372545730 is 375452737.

It can be written as a sum of positive squares in 6 ways, for example, as 6642087001 + 730458729 = 81499^2 + 27027^2 .

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 35 ways as a sum of consecutive naturals, for example, 37423992 + ... + 37424188.

Almost surely, 2^7372545730 is an apocalyptic number.

7372545730 is an abundant number, since it is smaller than the sum of its proper divisors (7381930034).

7372545730 is a wasteful number, since it uses less digits than its factorization.

7372545730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 43.

The square root of 7372545730 is about 85863.5296851929. The cubic root of 7372545730 is about 1946.2822638833.

The spelling of 7372545730 in words is "seven billion, three hundred seventy-two million, five hundred forty-five thousand, seven hundred thirty".