3974136 has 16 divisors (see below), whose sum is σ = 9935400. Its totient is φ = 1324704.

The previous prime is 3974129. The next prime is 3974143. The reversal of 3974136 is 6314793.

It is an interprime number because it is at equal distance from previous prime (3974129) and next prime (3974143).

It is a junction number, because it is equal to n+sod(n) for n = 3974097 and 3974106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82771 + ... + 82818.

Almost surely, 2^3974136 is an apocalyptic number.

It is an amenable number.

3974136 is an abundant number, since it is smaller than the sum of its proper divisors (5961264).

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

3974136 is a wasteful number, since it uses less digits than its factorization.

3974136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165598 (or 165594 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 3974136 is about 1993.5235137816. The cubic root of 3974136 is about 158.3972272752.

The spelling of 3974136 in words is "three million, nine hundred seventy-four thousand, one hundred thirty-six".