2431940928 has 112 divisors (see below), whose sum is σ = 6798746880. Its totient is φ = 765958144.

The previous prime is 2431940911. The next prime is 2431940939. The reversal of 2431940928 is 8290491342.

It is a self number, because there is not a number n which added to its sum of digits gives 2431940928.

It is a congruent number.

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, 257050 + ... + 266342.

Almost surely, 2^2431940928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2431940928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3399373440).

2431940928 is an abundant number, since it is smaller than the sum of its proper divisors (4366805952).

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

2431940928 is a wasteful number, since it uses less digits than its factorization.

2431940928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9384 (or 9374 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 2431940928 is about 49314.7130986281. The cubic root of 2431940928 is about 1344.7792745497.

The spelling of 2431940928 in words is "two billion, four hundred thirty-one million, nine hundred forty thousand, nine hundred twenty-eight".