3973404 has 24 divisors (see below), whose sum is σ = 9313920. Its totient is φ = 1318384.

The previous prime is 3973391. The next prime is 3973421. The reversal of 3973404 is 4043793.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2527 + ... + 3785.

It is an arithmetic number, because the mean of its divisors is an integer number (388080).

Almost surely, 2^3973404 is an apocalyptic number.

It is an amenable number.

3973404 is an abundant number, since it is smaller than the sum of its proper divisors (5340516).

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

3973404 is a wasteful number, since it uses less digits than its factorization.

3973404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529 (or 1527 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 3973404 is about 1993.3399108030. The cubic root of 3973404 is about 158.3875015646.

The spelling of 3973404 in words is "three million, nine hundred seventy-three thousand, four hundred four".