16396320 has 48 divisors (see below), whose sum is σ = 51649920. Its totient is φ = 4372224.

The previous prime is 16396319. The next prime is 16396321. The reversal of 16396320 is 2369361.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16396319) and next prime (16396321).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (16396321) 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, 16600 + ... + 17559.

It is an arithmetic number, because the mean of its divisors is an integer number (1076040).

Almost surely, 2^16396320 is an apocalyptic number.

16396320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16396320 is an abundant number, since it is smaller than the sum of its proper divisors (35253600).

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

16396320 is a wasteful number, since it uses less digits than its factorization.

16396320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34177 (or 34169 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 16396320 is about 4049.2369651578. The cubic root of 16396320 is about 254.0478137611.

The spelling of 16396320 in words is "sixteen million, three hundred ninety-six thousand, three hundred twenty".