16662074 has 64 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 6251520.

The previous prime is 16662073. The next prime is 16662103. The reversal of 16662074 is 47026661.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16662074.

It is not an unprimeable number, because it can be changed into a prime (16662073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111752 + ... + 111900.

It is an arithmetic number, because the mean of its divisors is an integer number (510300).

Almost surely, 2^16662074 is an apocalyptic number.

16662074 is a deficient number, since it is larger than the sum of its proper divisors (15997126).

16662074 is a wasteful number, since it uses less digits than its factorization.

16662074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 16662074 is about 4081.9203813891. The cubic root of 16662074 is about 255.4130126172.

The spelling of 16662074 in words is "sixteen million, six hundred sixty-two thousand, seventy-four".