724417532 has 12 divisors (see below), whose sum is σ = 1342303200. Its totient is φ = 340902336.

The previous prime is 724417501. The next prime is 724417537. The reversal of 724417532 is 235714427.

It is a junction number, because it is equal to n+sod(n) for n = 724417492 and 724417501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724417537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5326532 + ... + 5326667.

It is an arithmetic number, because the mean of its divisors is an integer number (111858600).

Almost surely, 2^724417532 is an apocalyptic number.

It is an amenable number.

724417532 is a deficient number, since it is larger than the sum of its proper divisors (617885668).

724417532 is a wasteful number, since it uses less digits than its factorization.

724417532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10653220 (or 10653218 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 724417532 is about 26915.0057031389. The cubic root of 724417532 is about 898.1102455079.

The spelling of 724417532 in words is "seven hundred twenty-four million, four hundred seventeen thousand, five hundred thirty-two".