2491701922 has 8 divisors (see below), whose sum is σ = 3739608576. Its totient is φ = 1245165732.

The previous prime is 2491701899. The next prime is 2491701931. The reversal of 2491701922 is 2291071942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338058 + ... + 345349.

It is an arithmetic number, because the mean of its divisors is an integer number (467451072).

Almost surely, 2^2491701922 is an apocalyptic number.

2491701922 is a deficient number, since it is larger than the sum of its proper divisors (1247906654).

2491701922 is a wasteful number, since it uses less digits than its factorization.

2491701922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685232.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 2491701922 is about 49916.9502473859. The cubic root of 2491701922 is about 1355.7055138675.

The spelling of 2491701922 in words is "two billion, four hundred ninety-one million, seven hundred one thousand, nine hundred twenty-two".