8642926404 has 36 divisors (see below), whose sum is σ = 24968454784. Its totient is φ = 2469407472.

The previous prime is 8642926247. The next prime is 8642926433. The reversal of 8642926404 is 4046292468.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 8642926404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17148412 + ... + 17148915.

Almost surely, 2^8642926404 is an apocalyptic number.

8642926404 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

8642926404 is an abundant number, since it is smaller than the sum of its proper divisors (16325528380).

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

8642926404 is a wasteful number, since it uses less digits than its factorization.

8642926404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34297344 (or 34297339 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The square root of 8642926404 is about 92967.3405234333. The cubic root of 8642926404 is about 2052.2027802523.

The spelling of 8642926404 in words is "eight billion, six hundred forty-two million, nine hundred twenty-six thousand, four hundred four".