14563320 has 64 divisors (see below), whose sum is σ = 44025120. Its totient is φ = 3853824.

The previous prime is 14563309. The next prime is 14563331. The reversal of 14563320 is 2336541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14563309) and next prime (14563331).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18454 + ... + 19226.

Almost surely, 2^14563320 is an apocalyptic number.

14563320 is a gapful number since it is divisible by the number (10) 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 14563320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22012560).

14563320 is an abundant number, since it is smaller than the sum of its proper divisors (29461800).

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

14563320 is a wasteful number, since it uses less digits than its factorization.

14563320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 14563320 is about 3816.1918190783. The cubic root of 14563320 is about 244.2043884508.

Adding to 14563320 its reverse (2336541), we get a palindrome (16899861).

The spelling of 14563320 in words is "fourteen million, five hundred sixty-three thousand, three hundred twenty".