730326937 has 4 divisors (see below), whose sum is σ = 745865856. Its totient is φ = 714788020.

The previous prime is 730326929. The next prime is 730326941. The reversal of 730326937 is 739623037.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 730326937 - 2³ = 730326929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 730326937.

It is not an unprimeable number, because it can be changed into a prime (730326917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7769389 + ... + 7769482.

It is an arithmetic number, because the mean of its divisors is an integer number (186466464).

Almost surely, 2^730326937 is an apocalyptic number.

It is an amenable number.

730326937 is a deficient number, since it is larger than the sum of its proper divisors (15538919).

730326937 is a wasteful number, since it uses less digits than its factorization.

730326937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15538918.

The product of its (nonzero) digits is 142884, while the sum is 40.

The square root of 730326937 is about 27024.5617355768. The cubic root of 730326937 is about 900.5457336253.

The spelling of 730326937 in words is "seven hundred thirty million, three hundred twenty-six thousand, nine hundred thirty-seven".