16694452 has 6 divisors (see below), whose sum is σ = 29215298. Its totient is φ = 8347224.

The previous prime is 16694441. The next prime is 16694471. The reversal of 16694452 is 25449661.

It can be written as a sum of positive squares in only one way, i.e., 16048036 + 646416 = 4006^2 + 804^2 .

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, 2086803 + ... + 2086810.

Almost surely, 2^16694452 is an apocalyptic number.

It is an amenable number.

16694452 is a deficient number, since it is larger than the sum of its proper divisors (12520846).

16694452 is a wasteful number, since it uses less digits than its factorization.

16694452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173617 (or 4173615 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 16694452 is about 4085.8844819696. The cubic root of 16694452 is about 255.5783464096.

The spelling of 16694452 in words is "sixteen million, six hundred ninety-four thousand, four hundred fifty-two".