3874431 has 16 divisors (see below), whose sum is σ = 5690880. Its totient is φ = 2325120.

The previous prime is 3874417. The next prime is 3874433. The reversal of 3874431 is 1344783.

It is not a de Polignac number, because 3874431 - 2¹⁹ = 3350143 is a prime.

It is a super-2 number, since 2×3874431² = 30022431147522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3210 + ... + 4248.

It is an arithmetic number, because the mean of its divisors is an integer number (355680).

Almost surely, 2^3874431 is an apocalyptic number.

3874431 is a deficient number, since it is larger than the sum of its proper divisors (1816449).

3874431 is a wasteful number, since it uses less digits than its factorization.

3874431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166.

The product of its digits is 8064, while the sum is 30.

The square root of 3874431 is about 1968.3574370525. The cubic root of 3874431 is about 157.0613443052.

The spelling of 3874431 in words is "three million, eight hundred seventy-four thousand, four hundred thirty-one".