730149536 has 24 divisors (see below), whose sum is σ = 1499982624. Its totient is φ = 349201600.

The previous prime is 730149529. The next prime is 730149547. The reversal of 730149536 is 635941037.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 730149536.

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, 495290 + ... + 496761.

It is an arithmetic number, because the mean of its divisors is an integer number (62499276).

Almost surely, 2^730149536 is an apocalyptic number.

It is an amenable number.

730149536 is an abundant number, since it is smaller than the sum of its proper divisors (769833088).

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

730149536 is a wasteful number, since it uses less digits than its factorization.

730149536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992084 (or 992076 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 730149536 is about 27021.2793183446. The cubic root of 730149536 is about 900.4728116490.

The spelling of 730149536 in words is "seven hundred thirty million, one hundred forty-nine thousand, five hundred thirty-six".