16997416 has 16 divisors (see below), whose sum is σ = 33745140. Its totient is φ = 7998720.

The previous prime is 16997413. The next prime is 16997417. The reversal of 16997416 is 61479961.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16434916 + 562500 = 4054^2 + 750^2 .

It is not an unprimeable number, because it can be changed into a prime (16997413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62355 + ... + 62626.

Almost surely, 2^16997416 is an apocalyptic number.

It is an amenable number.

16997416 is a deficient number, since it is larger than the sum of its proper divisors (16747724).

16997416 is a wasteful number, since it uses less digits than its factorization.

16997416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125004 (or 125000 counting only the distinct ones).

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

The square root of 16997416 is about 4122.7922576817. The cubic root of 16997416 is about 257.1151305790.

The spelling of 16997416 in words is "sixteen million, nine hundred ninety-seven thousand, four hundred sixteen".