3866239100 has 18 divisors (see below), whose sum is σ = 8389739064. Its totient is φ = 1546495600.

The previous prime is 3866239061. The next prime is 3866239103. The reversal of 3866239100 is 19326683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866239103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19331096 + ... + 19331295.

Almost surely, 2^3866239100 is an apocalyptic number.

It is an amenable number.

3866239100 is an abundant number, since it is smaller than the sum of its proper divisors (4523499964).

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

3866239100 is a wasteful number, since it uses less digits than its factorization.

3866239100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38662405 (or 38662398 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 3866239100 is about 62179.0889286744. The cubic root of 3866239100 is about 1569.5057202333.

The spelling of 3866239100 in words is "three billion, eight hundred sixty-six million, two hundred thirty-nine thousand, one hundred".