124972644 has 24 divisors (see below), whose sum is σ = 308756448. Its totient is φ = 39207040.

The previous prime is 124972619. The next prime is 124972651. The reversal of 124972644 is 446279421.

It is a super-3 number, since 3×124972644³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306102 + ... + 306509.

It is an arithmetic number, because the mean of its divisors is an integer number (12864852).

Almost surely, 2^124972644 is an apocalyptic number.

It is an amenable number.

124972644 is an abundant number, since it is smaller than the sum of its proper divisors (183783804).

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

124972644 is a wasteful number, since it uses less digits than its factorization.

124972644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612635 (or 612633 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 124972644 is about 11179.1164230452. The cubic root of 124972644 is about 499.9635226722.

The spelling of 124972644 in words is "one hundred twenty-four million, nine hundred seventy-two thousand, six hundred forty-four".