124793856 has 132 divisors (see below), whose sum is σ = 393417024. Its totient is φ = 37785600.

The previous prime is 124793849. The next prime is 124793857. The reversal of 124793856 is 658397421.

It is a tau number, because it is divible by the number of its divisors (132).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124793857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100761 + ... + 101991.

It is an arithmetic number, because the mean of its divisors is an integer number (2980432).

Almost surely, 2^124793856 is an apocalyptic number.

124793856 is a gapful number since it is divisible by the number (16) 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 124793856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196708512).

124793856 is an abundant number, since it is smaller than the sum of its proper divisors (268623168).

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

124793856 is a wasteful number, since it uses less digits than its factorization.

124793856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1247 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 124793856 is about 11171.1170435190. The cubic root of 124793856 is about 499.7249901002.

The spelling of 124793856 in words is "one hundred twenty-four million, seven hundred ninety-three thousand, eight hundred fifty-six".