22540098 has 24 divisors (see below), whose sum is σ = 52440912. Its totient is φ = 6439944.

The previous prime is 22540097. The next prime is 22540121. The reversal of 22540098 is 89004522.

It is not an unprimeable number, because it can be changed into a prime (22540093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38040 + ... + 38627.

It is an arithmetic number, because the mean of its divisors is an integer number (2185038).

Almost surely, 2^22540098 is an apocalyptic number.

22540098 is an abundant number, since it is smaller than the sum of its proper divisors (29900814).

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

22540098 is a wasteful number, since it uses less digits than its factorization.

22540098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76686 (or 76679 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 22540098 is about 4747.6413091134. The cubic root of 22540098 is about 282.4784143060.

The spelling of 22540098 in words is "twenty-two million, five hundred forty thousand, ninety-eight".