3800360646 has 32 divisors (see below), whose sum is σ = 8522738400. Its totient is φ = 1255163040.

The previous prime is 3800360621. The next prime is 3800360647. The reversal of 3800360646 is 6460630083.

3800360646 is a `hidden beast` number, since 3 + 8 + 0 + 0 + 3 + 6 + 0 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3800360646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3800360647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316945 + ... + 328716.

It is an arithmetic number, because the mean of its divisors is an integer number (266335575).

Almost surely, 2^3800360646 is an apocalyptic number.

3800360646 is an abundant number, since it is smaller than the sum of its proper divisors (4722377754).

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

3800360646 is a wasteful number, since it uses less digits than its factorization.

3800360646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645781 (or 645775 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3800360646 is about 61647.0651856193. The cubic root of 3800360646 is about 1560.5401162293.

The spelling of 3800360646 in words is "three billion, eight hundred million, three hundred sixty thousand, six hundred forty-six".