16199674 has 16 divisors (see below), whose sum is σ = 26358696. Its totient is φ = 7436800.

The previous prime is 16199669. The next prime is 16199683. The reversal of 16199674 is 47699161.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8162449 + 8037225 = 2857^2 + 2835^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16199674.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4417 + ... + 7204.

Almost surely, 2^16199674 is an apocalyptic number.

16199674 is a deficient number, since it is larger than the sum of its proper divisors (10159022).

16199674 is a wasteful number, since it uses less digits than its factorization.

16199674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11681.

The product of its digits is 81648, while the sum is 43.

The square root of 16199674 is about 4024.8818616203. The cubic root of 16199674 is about 253.0281023011.

The spelling of 16199674 in words is "sixteen million, one hundred ninety-nine thousand, six hundred seventy-four".