124407402 has 128 divisors (see below), whose sum is σ = 318504960. Its totient is φ = 31596480.

The previous prime is 124407379. The next prime is 124407427. The reversal of 124407402 is 204704421.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1162633 + ... + 1162739.

It is an arithmetic number, because the mean of its divisors is an integer number (2488320).

Almost surely, 2^124407402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124407402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159252480).

124407402 is an abundant number, since it is smaller than the sum of its proper divisors (194097558).

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

124407402 is a wasteful number, since it uses less digits than its factorization.

124407402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216.

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 124407402 is about 11153.8066147840. The cubic root of 124407402 is about 499.2086174214.

The spelling of 124407402 in words is "one hundred twenty-four million, four hundred seven thousand, four hundred two".