16744474 has 4 divisors (see below), whose sum is σ = 25116714. Its totient is φ = 8372236.

The previous prime is 16744459. The next prime is 16744477. The reversal of 16744474 is 47444761.

16744474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 11189025 + 5555449 = 3345^2 + 2357^2 .

It is not an unprimeable number, because it can be changed into a prime (16744477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4186117 + ... + 4186120.

Almost surely, 2^16744474 is an apocalyptic number.

16744474 is a deficient number, since it is larger than the sum of its proper divisors (8372240).

16744474 is an equidigital number, since it uses as much as digits as its factorization.

16744474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8372239.

The product of its digits is 75264, while the sum is 37.

The square root of 16744474 is about 4092.0012218962. The cubic root of 16744474 is about 255.8333571237.

The spelling of 16744474 in words is "sixteen million, seven hundred forty-four thousand, four hundred seventy-four".