6772566 has 8 divisors (see below), whose sum is σ = 13545144. Its totient is φ = 2257520.

The previous prime is 6772547. The next prime is 6772609. The reversal of 6772566 is 6652776.

It is a sphenic number, since it is the product of 3 distinct primes.

6772566 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564375 + ... + 564386.

It is an arithmetic number, because the mean of its divisors is an integer number (1693143).

Almost surely, 2^6772566 is an apocalyptic number.

6772566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6772566 is a wasteful number, since it uses less digits than its factorization.

6772566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128766.

The product of its digits is 105840, while the sum is 39.

The square root of 6772566 is about 2602.4154164929. The cubic root of 6772566 is about 189.1985260327.

Subtracting from 6772566 its product of digits (105840), we obtain a triangular number (6666726 = T₃₆₅₁).

The spelling of 6772566 in words is "six million, seven hundred seventy-two thousand, five hundred sixty-six".