3973400 has 24 divisors (see below), whose sum is σ = 9238620. Its totient is φ = 1589280.

The previous prime is 3973391. The next prime is 3973421. The reversal of 3973400 is 43793.

It is a self number, because there is not a number n which added to its sum of digits gives 3973400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9734 + ... + 10133.

Almost surely, 2^3973400 is an apocalyptic number.

It is an amenable number.

3973400 is an abundant number, since it is smaller than the sum of its proper divisors (5265220).

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

3973400 is a wasteful number, since it uses less digits than its factorization.

3973400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19883 (or 19874 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 3973400 is about 1993.3389074615. The cubic root of 3973400 is about 158.3874484154.

The spelling of 3973400 in words is "three million, nine hundred seventy-three thousand, four hundred".