16997106 has 16 divisors (see below), whose sum is σ = 38850624. Its totient is φ = 4856304.

The previous prime is 16997081. The next prime is 16997107. The reversal of 16997106 is 60179961.

It is a super-2 number, since 2×16997106² = 577803224750472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16997107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202305 + ... + 202388.

It is an arithmetic number, because the mean of its divisors is an integer number (2428164).

Almost surely, 2^16997106 is an apocalyptic number.

16997106 is an abundant number, since it is smaller than the sum of its proper divisors (21853518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16997106 is a wasteful number, since it uses less digits than its factorization.

16997106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404705.

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 16997106 is about 4122.7546616310. The cubic root of 16997106 is about 257.1135674752.

The spelling of 16997106 in words is "sixteen million, nine hundred ninety-seven thousand, one hundred six".