726232530 has 32 divisors (see below), whose sum is σ = 1743667200. Its totient is φ = 193583232.

The previous prime is 726232499. The next prime is 726232541. The reversal of 726232530 is 35232627.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139311 + ... + 144429.

It is an arithmetic number, because the mean of its divisors is an integer number (54489600).

Almost surely, 2^726232530 is an apocalyptic number.

726232530 is an abundant number, since it is smaller than the sum of its proper divisors (1017434670).

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

726232530 is a wasteful number, since it uses less digits than its factorization.

726232530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9858.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 726232530 is about 26948.7018240211. The cubic root of 726232530 is about 898.8596792543.

The spelling of 726232530 in words is "seven hundred twenty-six million, two hundred thirty-two thousand, five hundred thirty".