124004920 has 32 divisors (see below), whose sum is σ = 300474720. Its totient is φ = 45786240.

The previous prime is 124004807. The next prime is 124004971. The reversal of 124004920 is 29400421.

124004920 is a modest number, since divided by 4920 gives 1240 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 124004891 and 124004900.

It is a congruent number.

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, 118716 + ... + 119755.

It is an arithmetic number, because the mean of its divisors is an integer number (9389835).

Almost surely, 2^124004920 is an apocalyptic number.

124004920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124004920 is an abundant number, since it is smaller than the sum of its proper divisors (176469800).

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

124004920 is a wasteful number, since it uses less digits than its factorization.

124004920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238495 (or 238491 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 124004920 is about 11135.7496379903. The cubic root of 124004920 is about 498.6696903582.

The spelling of 124004920 in words is "one hundred twenty-four million, four thousand, nine hundred twenty".