22501314 has 112 divisors (see below), whose sum is σ = 58549824. Its totient is φ = 6415200.

The previous prime is 22501273. The next prime is 22501321. The reversal of 22501314 is 41310522.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 368844 + ... + 368904.

Almost surely, 2^22501314 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22501314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29274912).

22501314 is an abundant number, since it is smaller than the sum of its proper divisors (36048510).

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

22501314 is a wasteful number, since it uses less digits than its factorization.

22501314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 22501314 is about 4743.5549959919. The cubic root of 22501314 is about 282.3163042077.

Adding to 22501314 its reverse (41310522), we get a palindrome (63811836).

The spelling of 22501314 in words is "twenty-two million, five hundred one thousand, three hundred fourteen".