22543098 has 16 divisors (see below), whose sum is σ = 45160416. Its totient is φ = 7502000.

The previous prime is 22543093. The next prime is 22543109. The reversal of 22543098 is 89034522.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (22543093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348 + ... + 6848.

It is an arithmetic number, because the mean of its divisors is an integer number (2822526).

Almost surely, 2^22543098 is an apocalyptic number.

22543098 is an abundant number, since it is smaller than the sum of its proper divisors (22617318).

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

22543098 is a wasteful number, since it uses less digits than its factorization.

22543098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6189.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 22543098 is about 4747.9572449634. The cubic root of 22543098 is about 282.4909460121.

The spelling of 22543098 in words is "twenty-two million, five hundred forty-three thousand, ninety-eight".