2491702392 has 64 divisors (see below), whose sum is σ = 6282207360. Its totient is φ = 823536000.

The previous prime is 2491702363. The next prime is 2491702429. The reversal of 2491702392 is 2932071942.

It is a self number, because there is not a number n which added to its sum of digits gives 2491702392.

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, 2370267 + ... + 2371317.

It is an arithmetic number, because the mean of its divisors is an integer number (98159490).

Almost surely, 2^2491702392 is an apocalyptic number.

It is an amenable number.

2491702392 is an abundant number, since it is smaller than the sum of its proper divisors (3790504968).

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

2491702392 is a wasteful number, since it uses less digits than its factorization.

2491702392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1800 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 2491702392 is about 49916.9549552054. The cubic root of 2491702392 is about 1355.7055991080.

The spelling of 2491702392 in words is "two billion, four hundred ninety-one million, seven hundred two thousand, three hundred ninety-two".