3899874 has 32 divisors (see below), whose sum is σ = 8744256. Its totient is φ = 1149120.

The previous prime is 3899867. The next prime is 3899881. The reversal of 3899874 is 4789983.

3899874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3899867) and next prime (3899881).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1644 + ... + 3240.

It is an arithmetic number, because the mean of its divisors is an integer number (273258).

Almost surely, 2^3899874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3899874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4372128).

3899874 is an abundant number, since it is smaller than the sum of its proper divisors (4844382).

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

3899874 is a wasteful number, since it uses less digits than its factorization.

3899874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650.

The product of its digits is 435456, while the sum is 48.

The square root of 3899874 is about 1974.8098642654. The cubic root of 3899874 is about 157.4043965024.

The spelling of 3899874 in words is "three million, eight hundred ninety-nine thousand, eight hundred seventy-four".