1072566 has 24 divisors (see below), whose sum is σ = 2535624. Its totient is φ = 324960.

The previous prime is 1072543. The next prime is 1072613. The reversal of 1072566 is 6652701.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2511 + ... + 2906.

It is an arithmetic number, because the mean of its divisors is an integer number (105651).

2^1072566 is an apocalyptic number.

1072566 is an abundant number, since it is smaller than the sum of its proper divisors (1463058).

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

1072566 is a wasteful number, since it uses less digits than its factorization.

1072566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5436 (or 5433 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1072566 is about 1035.6476234705. The cubic root of 1072566 is about 102.3626079094.

The spelling of 1072566 in words is "one million, seventy-two thousand, five hundred sixty-six".