3960404 has 12 divisors (see below), whose sum is σ = 7920864. Its totient is φ = 1697304.

The previous prime is 3960403. The next prime is 3960419. The reversal of 3960404 is 4040693.

3960404 is an admirable number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

3960404 is a modest number, since divided by 404 gives 396 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70694 + ... + 70749.

It is an arithmetic number, because the mean of its divisors is an integer number (660072).

Almost surely, 2^3960404 is an apocalyptic number.

It is an amenable number.

3960404 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.

3960404 is a wasteful number, since it uses less digits than its factorization.

3960404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141454 (or 141452 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3960404 is about 1990.0763804437. The cubic root of 3960404 is about 158.2145778645.

The spelling of 3960404 in words is "three million, nine hundred sixty thousand, four hundred four".