3974736 has 40 divisors (see below), whose sum is σ = 10874304. Its totient is φ = 1246720.

The previous prime is 3974723. The next prime is 3974741. The reversal of 3974736 is 6374793.

It is a super-3 number, since 3×3974736³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3974694 and 3974703.

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, 1620 + ... + 3251.

Almost surely, 2^3974736 is an apocalyptic number.

It is an amenable number.

3974736 is an abundant number, since it is smaller than the sum of its proper divisors (6899568).

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

3974736 is a wasteful number, since it uses less digits than its factorization.

3974736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4899 (or 4893 counting only the distinct ones).

The product of its digits is 95256, while the sum is 39.

The square root of 3974736 is about 1993.6739954165. The cubic root of 3974736 is about 158.4051982785.

The spelling of 3974736 in words is "three million, nine hundred seventy-four thousand, seven hundred thirty-six".