16497072 has 120 divisors (see below), whose sum is σ = 51184224. Its totient is φ = 4933632.

The previous prime is 16497029. The next prime is 16497083. The reversal of 16497072 is 27079461.

It is a happy number.

16497072 is a `hidden beast` number, since 1 + 649 + 7 + 0 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56158 + ... + 56450.

Almost surely, 2^16497072 is an apocalyptic number.

16497072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16497072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25592112).

16497072 is an abundant number, since it is smaller than the sum of its proper divisors (34687152).

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

16497072 is a wasteful number, since it uses less digits than its factorization.

16497072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 16497072 is about 4061.6587744418. The cubic root of 16497072 is about 254.5671086711.

The spelling of 16497072 in words is "sixteen million, four hundred ninety-seven thousand, seventy-two".