7840491304 has 32 divisors (see below), whose sum is σ = 14827392000. Its totient is φ = 3886565760.

The previous prime is 7840491277. The next prime is 7840491311. The reversal of 7840491304 is 4031940487.

It is a super-2 number, since 2×7840491304² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569972 + ... + 2573020.

It is an arithmetic number, because the mean of its divisors is an integer number (463356000).

Almost surely, 2^7840491304 is an apocalyptic number.

It is an amenable number.

7840491304 is a deficient number, since it is larger than the sum of its proper divisors (6986900696).

7840491304 is a wasteful number, since it uses less digits than its factorization.

7840491304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5713 (or 5709 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 7840491304 is about 88546.5487977934. The cubic root of 7840491304 is about 1986.6182730481.

The spelling of 7840491304 in words is "seven billion, eight hundred forty million, four hundred ninety-one thousand, three hundred four".