3890136 has 48 divisors (see below), whose sum is σ = 10287000. Its totient is φ = 1225728.

The previous prime is 3890129. The next prime is 3890149. The reversal of 3890136 is 6310983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8440 + ... + 8888.

Almost surely, 2^3890136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3890136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5143500).

3890136 is an abundant number, since it is smaller than the sum of its proper divisors (6396864).

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

3890136 is a wasteful number, since it uses less digits than its factorization.

3890136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 3890136 is about 1972.3427693989. The cubic root of 3890136 is about 157.2732741813.

The spelling of 3890136 in words is "three million, eight hundred ninety thousand, one hundred thirty-six".