124499040 has 96 divisors (see below), whose sum is σ = 394613856. Its totient is φ = 32993280.

The previous prime is 124499033. The next prime is 124499051. The reversal of 124499040 is 40994421.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 124498992 and 124499010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86164 + ... + 87596.

It is an arithmetic number, because the mean of its divisors is an integer number (4110561).

Almost surely, 2^124499040 is an apocalyptic number.

124499040 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 124499040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197306928).

124499040 is an abundant number, since it is smaller than the sum of its proper divisors (270114816).

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

124499040 is a wasteful number, since it uses less digits than its factorization.

124499040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632 (or 1624 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 124499040 is about 11157.9137834991. The cubic root of 124499040 is about 499.3311590358.

The spelling of 124499040 in words is "one hundred twenty-four million, four hundred ninety-nine thousand, forty".