14311620 has 96 divisors (see below), whose sum is σ = 47174400. Its totient is φ = 3589632.

The previous prime is 14311601. The next prime is 14311621. The reversal of 14311620 is 2611341.

It is a happy number.

14311620 is a `hidden beast` number, since 1 + 43 + 1 + 1 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 14311593 and 14311602.

It is not an unprimeable number, because it can be changed into a prime (14311621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8401 + ... + 9959.

It is an arithmetic number, because the mean of its divisors is an integer number (491400).

Almost surely, 2^14311620 is an apocalyptic number.

14311620 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 14311620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23587200).

14311620 is an abundant number, since it is smaller than the sum of its proper divisors (32862780).

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

14311620 is a wasteful number, since it uses less digits than its factorization.

14311620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594 (or 1586 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 14311620 is about 3783.0701817439. The cubic root of 14311620 is about 242.7893312071.

Adding to 14311620 its reverse (2611341), we get a palindrome (16922961).

The spelling of 14311620 in words is "fourteen million, three hundred eleven thousand, six hundred twenty".