3807840634 has 32 divisors (see below), whose sum is σ = 6265445760. Its totient is φ = 1725077952.

The previous prime is 3807840623. The next prime is 3807840653. The reversal of 3807840634 is 4360487083.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333187 + ... + 344425.

It is an arithmetic number, because the mean of its divisors is an integer number (195795180).

Almost surely, 2^3807840634 is an apocalyptic number.

3807840634 is a deficient number, since it is larger than the sum of its proper divisors (2457605126).

3807840634 is a wasteful number, since it uses less digits than its factorization.

3807840634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11494.

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 3807840634 is about 61707.7031982232. The cubic root of 3807840634 is about 1561.5632797764.

The spelling of 3807840634 in words is "three billion, eight hundred seven million, eight hundred forty thousand, six hundred thirty-four".