8494407396 has 18 divisors (see below), whose sum is σ = 21471974342. Its totient is φ = 2831469120.

The previous prime is 8494407373. The next prime is 8494407443. The reversal of 8494407396 is 6937044948.

It is a happy number.

8494407396 is a `hidden beast` number, since 8 + 49 + 440 + 73 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4633524900 + 3860882496 = 68070^2 + 62136^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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, 117977845 + ... + 117977916.

Almost surely, 2^8494407396 is an apocalyptic number.

It is an amenable number.

8494407396 is an abundant number, since it is smaller than the sum of its proper divisors (12977566946).

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

8494407396 is a wasteful number, since it uses less digits than its factorization.

8494407396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235955771 (or 235955766 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The square root of 8494407396 is about 92165.1094286770. The cubic root of 8494407396 is about 2040.3798629417.

The spelling of 8494407396 in words is "eight billion, four hundred ninety-four million, four hundred seven thousand, three hundred ninety-six".