16697038 has 4 divisors (see below), whose sum is σ = 25045560. Its totient is φ = 8348518.

The previous prime is 16696997. The next prime is 16697041. The reversal of 16697038 is 83079661.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 4174258 + ... + 4174261.

It is an arithmetic number, because the mean of its divisors is an integer number (6261390).

Almost surely, 2^16697038 is an apocalyptic number.

16697038 is a deficient number, since it is larger than the sum of its proper divisors (8348522).

16697038 is an equidigital number, since it uses as much as digits as its factorization.

16697038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8348521.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 16697038 is about 4086.2009250647. The cubic root of 16697038 is about 255.5915422402.

The spelling of 16697038 in words is "sixteen million, six hundred ninety-seven thousand, thirty-eight".