723425632 has 24 divisors (see below), whose sum is σ = 1428814296. Its totient is φ = 360552192.

The previous prime is 723425621. The next prime is 723425653. The reversal of 723425632 is 236524327.

It is a congruent number.

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, 26098 + ... + 46129.

It is an arithmetic number, because the mean of its divisors is an integer number (59533929).

Almost surely, 2^723425632 is an apocalyptic number.

It is an amenable number.

723425632 is a deficient number, since it is larger than the sum of its proper divisors (705388664).

723425632 is a wasteful number, since it uses less digits than its factorization.

723425632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72550 (or 72542 counting only the distinct ones).

The product of its digits is 60480, while the sum is 34.

The square root of 723425632 is about 26896.5728671889. The cubic root of 723425632 is about 897.7001493909.

Adding to 723425632 its reverse (236524327), we get a palindrome (959949959).

The spelling of 723425632 in words is "seven hundred twenty-three million, four hundred twenty-five thousand, six hundred thirty-two".