22545150 has 24 divisors (see below), whose sum is σ = 55912344. Its totient is φ = 6012000.

The previous prime is 22545143. The next prime is 22545163. The reversal of 22545150 is 5154522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22545150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75001 + ... + 75300.

It is an arithmetic number, because the mean of its divisors is an integer number (2329681).

Almost surely, 2^22545150 is an apocalyptic number.

22545150 is an abundant number, since it is smaller than the sum of its proper divisors (33367194).

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

22545150 is a wasteful number, since it uses less digits than its factorization.

22545150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150316 (or 150311 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 22545150 is about 4748.1733329776. The cubic root of 22545150 is about 282.4995170587.

Adding to 22545150 its reverse (5154522), we get a palindrome (27699672).

The spelling of 22545150 in words is "twenty-two million, five hundred forty-five thousand, one hundred fifty".