8400707632 has 20 divisors (see below), whose sum is σ = 16519304056. Its totient is φ = 4137661440.

The previous prime is 8400707629. The next prime is 8400707647. The reversal of 8400707632 is 2367070048.

It is a junction number, because it is equal to n+sod(n) for n = 8400707591 and 8400707600.

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, 3917169 + ... + 3919312.

Almost surely, 2^8400707632 is an apocalyptic number.

It is an amenable number.

8400707632 is a deficient number, since it is larger than the sum of its proper divisors (8118596424).

8400707632 is a wasteful number, since it uses less digits than its factorization.

8400707632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836556 (or 7836550 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 8400707632 is about 91655.3742668699. The cubic root of 8400707632 is about 2032.8497941369.

The spelling of 8400707632 in words is "eight billion, four hundred million, seven hundred seven thousand, six hundred thirty-two".