3858426812 has 24 divisors (see below), whose sum is σ = 6839145600. Its totient is φ = 1904486400.

The previous prime is 3858426809. The next prime is 3858426821. The reversal of 3858426812 is 2186248583.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143189 + ... + 167987.

It is an arithmetic number, because the mean of its divisors is an integer number (284964400).

Almost surely, 2^3858426812 is an apocalyptic number.

It is an amenable number.

3858426812 is a deficient number, since it is larger than the sum of its proper divisors (2980718788).

3858426812 is a wasteful number, since it uses less digits than its factorization.

3858426812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25301 (or 25299 counting only the distinct ones).

The product of its digits is 737280, while the sum is 47.

The square root of 3858426812 is about 62116.2362993767. The cubic root of 3858426812 is about 1568.4478706170.

The spelling of 3858426812 in words is "three billion, eight hundred fifty-eight million, four hundred twenty-six thousand, eight hundred twelve".