3864280836 has 24 divisors (see below), whose sum is σ = 9710244544. Its totient is φ = 1189009440.

The previous prime is 3864280817. The next prime is 3864280843. The reversal of 3864280836 is 6380824683.

It is a happy 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, 12385360 + ... + 12385671.

Almost surely, 2^3864280836 is an apocalyptic number.

It is an amenable number.

3864280836 is an abundant number, since it is smaller than the sum of its proper divisors (5845963708).

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

3864280836 is a wasteful number, since it uses less digits than its factorization.

3864280836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24771051 (or 24771049 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 3864280836 is about 62163.3399681838. The cubic root of 3864280836 is about 1569.2406887190.

The spelling of 3864280836 in words is "three billion, eight hundred sixty-four million, two hundred eighty thousand, eight hundred thirty-six".