9072566 has 4 divisors (see below), whose sum is σ = 13608852. Its totient is φ = 4536282.

The previous prime is 9072541. The next prime is 9072587. The reversal of 9072566 is 6652709.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×9072566² = 164622907648712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2268140 + ... + 2268143.

It is an arithmetic number, because the mean of its divisors is an integer number (3402213).

Almost surely, 2^9072566 is an apocalyptic number.

9072566 is a deficient number, since it is larger than the sum of its proper divisors (4536286).

9072566 is a wasteful number, since it uses less digits than its factorization.

9072566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536285.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 9072566 is about 3012.0700523062. The cubic root of 9072566 is about 208.5659359731.

The spelling of 9072566 in words is "nine million, seventy-two thousand, five hundred sixty-six".