3890866100 has 36 divisors (see below), whose sum is σ = 9210743808. Its totient is φ = 1414860000.

The previous prime is 3890866099. The next prime is 3890866103. The reversal of 3890866100 is 16680983.

It is a happy number.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3890866103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1767476 + ... + 1769675.

Almost surely, 2^3890866100 is an apocalyptic number.

It is an amenable number.

3890866100 is an abundant number, since it is smaller than the sum of its proper divisors (5319877708).

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

3890866100 is a wasteful number, since it uses less digits than its factorization.

3890866100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3537176 (or 3537169 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 3890866100 is about 62376.8073886441. The cubic root of 3890866100 is about 1572.8311257215.

The spelling of 3890866100 in words is "three billion, eight hundred ninety million, eight hundred sixty-six thousand, one hundred".