3974371 has 2 divisors, whose sum is σ = 3974372. Its totient is φ = 3974370.

The previous prime is 3974359. The next prime is 3974387. The reversal of 3974371 is 1734793.

It is a weak prime.

It is an emirp because it is prime and its reverse (1734793) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3974371 is a prime.

It is a super-3 number, since 3×3974371³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3974351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1987185 + 1987186.

It is an arithmetic number, because the mean of its divisors is an integer number (1987186).

Almost surely, 2^3974371 is an apocalyptic number.

3974371 is a deficient number, since it is larger than the sum of its proper divisors (1).

3974371 is an equidigital number, since it uses as much as digits as its factorization.

3974371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 34.

The square root of 3974371 is about 1993.5824537751. The cubic root of 3974371 is about 158.4003493471.

The spelling of 3974371 in words is "three million, nine hundred seventy-four thousand, three hundred seventy-one".