22240298 has 8 divisors (see below), whose sum is σ = 35116320. Its totient is φ = 10534860.

The previous prime is 22240291. The next prime is 22240313. The reversal of 22240298 is 89204222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22240298.

It is not an unprimeable number, because it can be changed into a prime (22240291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292598 + ... + 292673.

It is an arithmetic number, because the mean of its divisors is an integer number (4389540).

Almost surely, 2^22240298 is an apocalyptic number.

22240298 is a deficient number, since it is larger than the sum of its proper divisors (12876022).

22240298 is a wasteful number, since it uses less digits than its factorization.

22240298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585292.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 22240298 is about 4715.9620439524. The cubic root of 22240298 is about 281.2204296154.

The spelling of 22240298 in words is "twenty-two million, two hundred forty thousand, two hundred ninety-eight".