730074212530 has 64 divisors (see below), whose sum is σ = 1436857416288. Its totient is φ = 265456189440.

The previous prime is 730074212503. The next prime is 730074212597. The reversal of 730074212530 is 35212470037.

It can be written as a sum of positive squares in 16 ways, for example, as 280462390569 + 449611821961 = 529587^2 + 670531^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6023082 + ... + 6143098.

Almost surely, 2^730074212530 is an apocalyptic number.

730074212530 is a deficient number, since it is larger than the sum of its proper divisors (706783203758).

730074212530 is a wasteful number, since it uses less digits than its factorization.

730074212530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120751.

The product of its (nonzero) digits is 35280, while the sum is 34.

Adding to 730074212530 its reverse (35212470037), we get a palindrome (765286682567).

The spelling of 730074212530 in words is "seven hundred thirty billion, seventy-four million, two hundred twelve thousand, five hundred thirty".