7940734684 has 18 divisors (see below), whose sum is σ = 13948268712. Its totient is φ = 3955570200.

The previous prime is 7940734667. The next prime is 7940734717. The reversal of 7940734684 is 4864370497.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 280249 + ... + 307279.

Almost surely, 2^7940734684 is an apocalyptic number.

It is an amenable number.

7940734684 is a deficient number, since it is larger than the sum of its proper divisors (6007534028).

7940734684 is a wasteful number, since it uses less digits than its factorization.

7940734684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27577 (or 27304 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 52.

The square root of 7940734684 is about 89110.8000412969. The cubic root of 7940734684 is about 1995.0489774682.

The spelling of 7940734684 in words is "seven billion, nine hundred forty million, seven hundred thirty-four thousand, six hundred eighty-four".