3990102 has 8 divisors (see below), whose sum is σ = 7980216. Its totient is φ = 1330032.

The previous prime is 3990097. The next prime is 3990113. The reversal of 3990102 is 2010993.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3990102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332503 + ... + 332514.

It is an arithmetic number, because the mean of its divisors is an integer number (997527).

Almost surely, 2^3990102 is an apocalyptic number.

3990102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3990102 is a wasteful number, since it uses less digits than its factorization.

3990102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665022.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 3990102 is about 1997.5239673155. The cubic root of 3990102 is about 158.6090629192.

The spelling of 3990102 in words is "three million, nine hundred ninety thousand, one hundred two".