6467864 has 16 divisors (see below), whose sum is σ = 13060320. Its totient is φ = 2985120.

The previous prime is 6467861. The next prime is 6467869. The reversal of 6467864 is 4687646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6467861) 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, 30992 + ... + 31199.

It is an arithmetic number, because the mean of its divisors is an integer number (816270).

Almost surely, 2^6467864 is an apocalyptic number.

It is an amenable number.

6467864 is an abundant number, since it is smaller than the sum of its proper divisors (6592456).

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

6467864 is a wasteful number, since it uses less digits than its factorization.

6467864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62210 (or 62206 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 6467864 is about 2543.1995596099. The cubic root of 6467864 is about 186.3174906677.

The spelling of 6467864 in words is "six million, four hundred sixty-seven thousand, eight hundred sixty-four".