6423736 has 16 divisors (see below), whose sum is σ = 13139640. Its totient is φ = 2919840.

The previous prime is 6423733. The next prime is 6423737. The reversal of 6423736 is 6373246.

It is a junction number, because it is equal to n+sod(n) for n = 6423698 and 6423707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423733) 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, 36411 + ... + 36586.

Almost surely, 2^6423736 is an apocalyptic number.

It is an amenable number.

6423736 is an abundant number, since it is smaller than the sum of its proper divisors (6715904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6423736 is a wasteful number, since it uses less digits than its factorization.

6423736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73014 (or 73010 counting only the distinct ones).

The product of its digits is 18144, while the sum is 31.

The square root of 6423736 is about 2534.5090254327. The cubic root of 6423736 is about 185.8927967433.

The spelling of 6423736 in words is "six million, four hundred twenty-three thousand, seven hundred thirty-six".