3874939 has 2 divisors, whose sum is σ = 3874940. Its totient is φ = 3874938.

The previous prime is 3874933. The next prime is 3874957. The reversal of 3874939 is 9394783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3874939 - 2¹⁹ = 3350651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3874895 and 3874904.

It is not a weakly prime, because it can be changed into another prime (3874933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1937469 + 1937470.

It is an arithmetic number, because the mean of its divisors is an integer number (1937470).

Almost surely, 2^3874939 is an apocalyptic number.

3874939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3874939 is an equidigital number, since it uses as much as digits as its factorization.

3874939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 3874939 is about 1968.4864744265. The cubic root of 3874939 is about 157.0682084251.

The spelling of 3874939 in words is "three million, eight hundred seventy-four thousand, nine hundred thirty-nine".