3124385136 has 120 divisors (see below), whose sum is σ = 9462311040. Its totient is φ = 996152256.

The previous prime is 3124385119. The next prime is 3124385167. The reversal of 3124385136 is 6315834213.

3124385136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3124385136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71955 + ... + 106893.

It is an arithmetic number, because the mean of its divisors is an integer number (78852592).

Almost surely, 2^3124385136 is an apocalyptic number.

3124385136 is a gapful number since it is divisible by the number (36) 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 3124385136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4731155520).

3124385136 is an abundant number, since it is smaller than the sum of its proper divisors (6337925904).

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

3124385136 is a wasteful number, since it uses less digits than its factorization.

3124385136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34985 (or 34967 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3124385136 is about 55896.1996561484. The cubic root of 3124385136 is about 1461.9129762440.

The spelling of 3124385136 in words is "three billion, one hundred twenty-four million, three hundred eighty-five thousand, one hundred thirty-six".