8378374306 has 4 divisors (see below), whose sum is σ = 12567561462. Its totient is φ = 4189187152.

The previous prime is 8378374219. The next prime is 8378374379. The reversal of 8378374306 is 6034738738.

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., 8062423681 + 315950625 = 89791^2 + 17775^2 .

It is a super-2 number, since 2×8378374306² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 8378374306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2094593575 + ... + 2094593578.

Almost surely, 2^8378374306 is an apocalyptic number.

8378374306 is a deficient number, since it is larger than the sum of its proper divisors (4189187156).

8378374306 is a wasteful number, since it uses less digits than its factorization.

8378374306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189187155.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The square root of 8378374306 is about 91533.4600351150. The cubic root of 8378374306 is about 2031.0467480528.

The spelling of 8378374306 in words is "eight billion, three hundred seventy-eight million, three hundred seventy-four thousand, three hundred six".