124271984 has 20 divisors (see below), whose sum is σ = 246650880. Its totient is φ = 60620160.

The previous prime is 124271981. The next prime is 124271993. The reversal of 124271984 is 489172421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124271981) 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, 94064 + ... + 95375.

It is an arithmetic number, because the mean of its divisors is an integer number (12332544).

Almost surely, 2^124271984 is an apocalyptic number.

It is an amenable number.

124271984 is a deficient number, since it is larger than the sum of its proper divisors (122378896).

124271984 is a wasteful number, since it uses less digits than its factorization.

124271984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189488 (or 189482 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 124271984 is about 11147.7344783593. The cubic root of 124271984 is about 499.0274214084.

The spelling of 124271984 in words is "one hundred twenty-four million, two hundred seventy-one thousand, nine hundred eighty-four".