124464140 has 48 divisors (see below), whose sum is σ = 282012192. Its totient is φ = 45966336.

The previous prime is 124464139. The next prime is 124464161. The reversal of 124464140 is 41464421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14567 + ... + 21473.

It is an arithmetic number, because the mean of its divisors is an integer number (5875254).

Almost surely, 2^124464140 is an apocalyptic number.

124464140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124464140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141006096).

124464140 is an abundant number, since it is smaller than the sum of its proper divisors (157548052).

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

124464140 is a wasteful number, since it uses less digits than its factorization.

124464140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6986 (or 6984 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 124464140 is about 11156.3497614587. The cubic root of 124464140 is about 499.2844965982.

The spelling of 124464140 in words is "one hundred twenty-four million, four hundred sixty-four thousand, one hundred forty".