16497416 has 64 divisors (see below), whose sum is σ = 35244720. Its totient is φ = 7188480.

The previous prime is 16497413. The next prime is 16497419. The reversal of 16497416 is 61479461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16497413) and next prime (16497419).

It can be written as a sum of positive squares in 8 ways, for example, as 3204100 + 13293316 = 1790^2 + 3646^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16497416.

It is not an unprimeable number, because it can be changed into a prime (16497413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225956 + ... + 226028.

Almost surely, 2^16497416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16497416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17622360).

16497416 is an abundant number, since it is smaller than the sum of its proper divisors (18747304).

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

16497416 is a wasteful number, since it uses less digits than its factorization.

16497416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 182 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 16497416 is about 4061.7011214515. The cubic root of 16497416 is about 254.5688780857.

The spelling of 16497416 in words is "sixteen million, four hundred ninety-seven thousand, four hundred sixteen".