724738152 has 32 divisors (see below), whose sum is σ = 1918425600. Its totient is φ = 227368704.

The previous prime is 724738151. The next prime is 724738163. The reversal of 724738152 is 251837427.

It is a self number, because there is not a number n which added to its sum of digits gives 724738152.

It is not an unprimeable number, because it can be changed into a prime (724738151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887752 + ... + 888567.

It is an arithmetic number, because the mean of its divisors is an integer number (59950800).

Almost surely, 2^724738152 is an apocalyptic number.

It is an amenable number.

724738152 is an abundant number, since it is smaller than the sum of its proper divisors (1193687448).

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

724738152 is a wasteful number, since it uses less digits than its factorization.

724738152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776345 (or 1776341 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 724738152 is about 26920.9612012647. The cubic root of 724738152 is about 898.2427241881.

The spelling of 724738152 in words is "seven hundred twenty-four million, seven hundred thirty-eight thousand, one hundred fifty-two".