6427736 has 16 divisors (see below), whose sum is σ = 13773840. Its totient is φ = 2754720.

The previous prime is 6427727. The next prime is 6427739. The reversal of 6427736 is 6377246.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6427696 and 6427705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427739) 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, 57335 + ... + 57446.

It is an arithmetic number, because the mean of its divisors is an integer number (860865).

Almost surely, 2^6427736 is an apocalyptic number.

It is an amenable number.

6427736 is an abundant number, since it is smaller than the sum of its proper divisors (7346104).

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

6427736 is a wasteful number, since it uses less digits than its factorization.

6427736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114794 (or 114790 counting only the distinct ones).

The product of its digits is 42336, while the sum is 35.

The square root of 6427736 is about 2535.2980100966. The cubic root of 6427736 is about 185.9313733028.

The spelling of 6427736 in words is "six million, four hundred twenty-seven thousand, seven hundred thirty-six".