6172431 has 4 divisors (see below), whose sum is σ = 8229912. Its totient is φ = 4114952.

The previous prime is 6172421. The next prime is 6172477. The reversal of 6172431 is 1342716.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6172431 - 2⁶ = 6172367 is a prime.

It is a super-2 number, since 2×6172431² = 76197808899522, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6172421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028736 + ... + 1028741.

It is an arithmetic number, because the mean of its divisors is an integer number (2057478).

Almost surely, 2^6172431 is an apocalyptic number.

6172431 is a deficient number, since it is larger than the sum of its proper divisors (2057481).

6172431 is a wasteful number, since it uses less digits than its factorization.

6172431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057480.

The product of its digits is 1008, while the sum is 24.

The square root of 6172431 is about 2484.4377633581. The cubic root of 6172431 is about 183.4363560541.

The spelling of 6172431 in words is "six million, one hundred seventy-two thousand, four hundred thirty-one".