724166725 has 12 divisors (see below), whose sum is σ = 899920576. Its totient is φ = 578072880.

The previous prime is 724166717. The next prime is 724166747. The reversal of 724166725 is 527661427.

It is not a de Polignac number, because 724166725 - 2³ = 724166717 is a prime.

It is a super-3 number, since 3×724166725³ (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19707 + ... + 42856.

Almost surely, 2^724166725 is an apocalyptic number.

It is an amenable number.

724166725 is a deficient number, since it is larger than the sum of its proper divisors (175753851).

724166725 is a wasteful number, since it uses less digits than its factorization.

724166725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63036 (or 63031 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 724166725 is about 26910.3460587188. The cubic root of 724166725 is about 898.0065859805.

The spelling of 724166725 in words is "seven hundred twenty-four million, one hundred sixty-six thousand, seven hundred twenty-five".