124669644 has 24 divisors (see below), whose sum is σ = 317341248. Its totient is φ = 37778640.

The previous prime is 124669639. The next prime is 124669651. The reversal of 124669644 is 446966421.

It is a junction number, because it is equal to n+sod(n) for n = 124669596 and 124669605.

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, 472102 + ... + 472365.

It is an arithmetic number, because the mean of its divisors is an integer number (13222552).

Almost surely, 2^124669644 is an apocalyptic number.

It is an amenable number.

124669644 is an abundant number, since it is smaller than the sum of its proper divisors (192671604).

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

124669644 is a wasteful number, since it uses less digits than its factorization.

124669644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944485 (or 944483 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 124669644 is about 11165.5561437843. The cubic root of 124669644 is about 499.5591367267.

The spelling of 124669644 in words is "one hundred twenty-four million, six hundred sixty-nine thousand, six hundred forty-four".