3901040 has 120 divisors (see below), whose sum is σ = 11082624. Its totient is φ = 1267200.

The previous prime is 3901033. The next prime is 3901043. The reversal of 3901040 is 401093.

3901040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3901040² = 30436226163200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3901043) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 125825 + ... + 125855.

Almost surely, 2^3901040 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 3901040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5541312).

3901040 is an abundant number, since it is smaller than the sum of its proper divisors (7181584).

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

3901040 is a wasteful number, since it uses less digits than its factorization.

3901040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3901040 is about 1975.1050604968. The cubic root of 3901040 is about 157.4200820722.

The spelling of 3901040 in words is "three million, nine hundred one thousand, forty".