10572866 has 4 divisors (see below), whose sum is σ = 15859302. Its totient is φ = 5286432.

The previous prime is 10572853. The next prime is 10572889. The reversal of 10572866 is 66827501.

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

It can be written as a sum of positive squares in only one way, i.e., 10374841 + 198025 = 3221^2 + 445^2 .

It is a super-2 number, since 2×10572866² = 223570990907912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2643215 + ... + 2643218.

Almost surely, 2^10572866 is an apocalyptic number.

10572866 is a deficient number, since it is larger than the sum of its proper divisors (5286436).

10572866 is an equidigital number, since it uses as much as digits as its factorization.

10572866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286435.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 10572866 is about 3251.5943781474. The cubic root of 10572866 is about 219.4813263414.

The spelling of 10572866 in words is "ten million, five hundred seventy-two thousand, eight hundred sixty-six".