2572766 has 16 divisors (see below), whose sum is σ = 4448256. Its totient is φ = 1093176.

The previous prime is 2572747. The next prime is 2572769. The reversal of 2572766 is 6672752.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (278016).

2^2572766 is an apocalyptic number.

2572766 is a deficient number, since it is larger than the sum of its proper divisors (1875490).

2572766 is a wasteful number, since it uses less digits than its factorization.

2572766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583.

The product of its digits is 35280, while the sum is 35.

The square root of 2572766 is about 1603.9844138894. The cubic root of 2572766 is about 137.0250899756.

The spelling of 2572766 in words is "two million, five hundred seventy-two thousand, seven hundred sixty-six".