6166431 has 12 divisors (see below), whose sum is σ = 9376120. Its totient is φ = 3894480.

The previous prime is 6166417. The next prime is 6166451. The reversal of 6166431 is 1346616.

6166431 is a `hidden beast` number, since 6 + 16 + 643 + 1 = 666.

6166431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6166431 - 2⁶ = 6166367 is a prime.

It is a super-2 number, since 2×6166431² = 76049742555522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6166395 and 6166404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6166451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17860 + ... + 18201.

Almost surely, 2^6166431 is an apocalyptic number.

6166431 is a deficient number, since it is larger than the sum of its proper divisors (3209689).

6166431 is a wasteful number, since it uses less digits than its factorization.

6166431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36086 (or 36083 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 6166431 is about 2483.2299531054. The cubic root of 6166431 is about 183.3768994719.

The spelling of 6166431 in words is "six million, one hundred sixty-six thousand, four hundred thirty-one".