10666022 has 4 divisors (see below), whose sum is σ = 15999036. Its totient is φ = 5333010.

The previous prime is 10666003. The next prime is 10666031. The reversal of 10666022 is 22066601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22066601 = 997 ⋅22133.

It is a super-2 number, since 2×10666022² = 227528050608968, 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, 2666504 + ... + 2666507.

It is an arithmetic number, because the mean of its divisors is an integer number (3999759).

Almost surely, 2^10666022 is an apocalyptic number.

10666022 is a deficient number, since it is larger than the sum of its proper divisors (5333014).

10666022 is an equidigital number, since it uses as much as digits as its factorization.

10666022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5333013.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10666022 is about 3265.8876281954. The cubic root of 10666022 is about 220.1240484986.

The spelling of 10666022 in words is "ten million, six hundred sixty-six thousand, twenty-two".