3825990 has 48 divisors (see below), whose sum is σ = 11370528. Its totient is φ = 874368.

The previous prime is 3825979. The next prime is 3826001. The reversal of 3825990 is 995283.

It is an interprime number because it is at equal distance from previous prime (3825979) and next prime (3826001).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2407 + ... + 3666.

It is an arithmetic number, because the mean of its divisors is an integer number (236886).

Almost surely, 2^3825990 is an apocalyptic number.

3825990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3825990 is an abundant number, since it is smaller than the sum of its proper divisors (7544538).

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

3825990 is a wasteful number, since it uses less digits than its factorization.

3825990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6093 (or 6090 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 3825990 is about 1956.0138036323. The cubic root of 3825990 is about 156.4040315721.

The spelling of 3825990 in words is "three million, eight hundred twenty-five thousand, nine hundred ninety".