8470393874 has 4 divisors (see below), whose sum is σ = 12705590814. Its totient is φ = 4235196936.

The previous prime is 8470393873. The next prime is 8470393891. The reversal of 8470393874 is 4783930748.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8038377649 + 432016225 = 89657^2 + 20785^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8470393873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117598467 + ... + 2117598470.

Almost surely, 2^8470393874 is an apocalyptic number.

8470393874 is a deficient number, since it is larger than the sum of its proper divisors (4235196940).

8470393874 is a wasteful number, since it uses less digits than its factorization.

8470393874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235196939.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The square root of 8470393874 is about 92034.7427551140. The cubic root of 8470393874 is about 2038.4553437454.

The spelling of 8470393874 in words is "eight billion, four hundred seventy million, three hundred ninety-three thousand, eight hundred seventy-four".