6355431 has 6 divisors (see below), whose sum is σ = 9180080. Its totient is φ = 4236948.

The previous prime is 6355381. The next prime is 6355457. The reversal of 6355431 is 1345536.

It is not a de Polignac number, because 6355431 - 2¹¹ = 6353383 is a prime.

It is a super-2 number, since 2×6355431² = 80783006391522, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 6355395 and 6355404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6355631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 353071 + ... + 353088.

Almost surely, 2^6355431 is an apocalyptic number.

6355431 is a deficient number, since it is larger than the sum of its proper divisors (2824649).

6355431 is a wasteful number, since it uses less digits than its factorization.

6355431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706165 (or 706162 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 6355431 is about 2520.9980166593. The cubic root of 6355431 is about 185.2315678252.

It can be divided in two parts, 6355 and 431, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6355431 in words is "six million, three hundred fifty-five thousand, four hundred thirty-one".