10666474 has 32 divisors (see below), whose sum is σ = 19918080. Its totient is φ = 4171392.

The previous prime is 10666459. The next prime is 10666493. The reversal of 10666474 is 47466601.

It is a happy number.

It is a super-2 number, since 2×10666474² = 227547335185352, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 18462 + ... + 19030.

It is an arithmetic number, because the mean of its divisors is an integer number (622440).

Almost surely, 2^10666474 is an apocalyptic number.

10666474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10666474 is a deficient number, since it is larger than the sum of its proper divisors (9251606).

10666474 is a wasteful number, since it uses less digits than its factorization.

10666474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 10666474 is about 3265.9568276387. The cubic root of 10666474 is about 220.1271578948.

The spelling of 10666474 in words is "ten million, six hundred sixty-six thousand, four hundred seventy-four".