6772664 has 32 divisors (see below), whose sum is σ = 14158800. Its totient is φ = 3018240.

The previous prime is 6772657. The next prime is 6772673. The reversal of 6772664 is 4662776.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274 + ... + 3894.

Almost surely, 2^6772664 is an apocalyptic number.

It is an amenable number.

6772664 is an abundant number, since it is smaller than the sum of its proper divisors (7386136).

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

6772664 is a wasteful number, since it uses less digits than its factorization.

6772664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663 (or 2659 counting only the distinct ones).

The product of its digits is 84672, while the sum is 38.

The square root of 6772664 is about 2602.4342450867. The cubic root of 6772664 is about 189.1994386049.

The spelling of 6772664 in words is "six million, seven hundred seventy-two thousand, six hundred sixty-four".