3874691 has 8 divisors (see below), whose sum is σ = 4121280. Its totient is φ = 3630208.

The previous prime is 3874679. The next prime is 3874693. The reversal of 3874691 is 1964783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3874691 - 2¹⁴ = 3858307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3874693) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5030 + ... + 5748.

It is an arithmetic number, because the mean of its divisors is an integer number (515160).

Almost surely, 2^3874691 is an apocalyptic number.

3874691 is a deficient number, since it is larger than the sum of its proper divisors (246589).

3874691 is a wasteful number, since it uses less digits than its factorization.

3874691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053.

The product of its digits is 36288, while the sum is 38.

The square root of 3874691 is about 1968.4234808597. The cubic root of 3874691 is about 157.0648575124.

The spelling of 3874691 in words is "three million, eight hundred seventy-four thousand, six hundred ninety-one".