16397296 has 20 divisors (see below), whose sum is σ = 32866200. Its totient is φ = 7915712.

The previous prime is 16397287. The next prime is 16397341. The reversal of 16397296 is 69279361.

It is a super-2 number, since 2×16397296² = 537742632223232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17206 + ... + 18133.

It is an arithmetic number, because the mean of its divisors is an integer number (1643310).

Almost surely, 2^16397296 is an apocalyptic number.

16397296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16397296 is an abundant number, since it is smaller than the sum of its proper divisors (16468904).

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

16397296 is a wasteful number, since it uses less digits than its factorization.

16397296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35376 (or 35370 counting only the distinct ones).

The product of its digits is 122472, while the sum is 43.

The square root of 16397296 is about 4049.3574798973. The cubic root of 16397296 is about 254.0528544399.

The spelling of 16397296 in words is "sixteen million, three hundred ninety-seven thousand, two hundred ninety-six".