14220500 has 96 divisors (see below), whose sum is σ = 37739520. Its totient is φ = 4569600.

The previous prime is 14220439. The next prime is 14220533. The reversal of 14220500 is 502241.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59381 + ... + 59619.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^14220500 is an apocalyptic number.

14220500 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 14220500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18869760).

14220500 is an abundant number, since it is smaller than the sum of its proper divisors (23519020).

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

14220500 is a wasteful number, since it uses less digits than its factorization.

14220500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 14220500 is about 3771.0078228505. The cubic root of 14220500 is about 242.2729656741.

Adding to 14220500 its reverse (502241), we get a palindrome (14722741).

The spelling of 14220500 in words is "fourteen million, two hundred twenty thousand, five hundred".