6936431 has 2 divisors, whose sum is σ = 6936432. Its totient is φ = 6936430.

The previous prime is 6936407. The next prime is 6936451. The reversal of 6936431 is 1346396.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6936431 - 2⁶ = 6936367 is a prime.

It is a super-2 number, since 2×6936431² = 96228150035522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6936451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3468215 + 3468216.

It is an arithmetic number, because the mean of its divisors is an integer number (3468216).

Almost surely, 2^6936431 is an apocalyptic number.

6936431 is a deficient number, since it is larger than the sum of its proper divisors (1).

6936431 is an equidigital number, since it uses as much as digits as its factorization.

6936431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 6936431 is about 2633.7105004157. The cubic root of 6936431 is about 190.7122940151.

The spelling of 6936431 in words is "six million, nine hundred thirty-six thousand, four hundred thirty-one".