6476440 has 16 divisors (see below), whose sum is σ = 14572080. Its totient is φ = 2590560.

The previous prime is 6476429. The next prime is 6476447. The reversal of 6476440 is 446746.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6476447) 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, 80916 + ... + 80995.

It is an arithmetic number, because the mean of its divisors is an integer number (910755).

Almost surely, 2^6476440 is an apocalyptic number.

It is an amenable number.

6476440 is an abundant number, since it is smaller than the sum of its proper divisors (8095640).

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

6476440 is a wasteful number, since it uses less digits than its factorization.

6476440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161922 (or 161918 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 6476440 is about 2544.8850661670. The cubic root of 6476440 is about 186.3998029065.

The spelling of 6476440 in words is "six million, four hundred seventy-six thousand, four hundred forty".