22240598 has 4 divisors (see below), whose sum is σ = 33360900. Its totient is φ = 11120298.

The previous prime is 22240579. The next prime is 22240601. The reversal of 22240598 is 89504222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89504222 = 2 ⋅44752111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560148 + ... + 5560151.

It is an arithmetic number, because the mean of its divisors is an integer number (8340225).

Almost surely, 2^22240598 is an apocalyptic number.

22240598 is a deficient number, since it is larger than the sum of its proper divisors (11120302).

22240598 is a wasteful number, since it uses less digits than its factorization.

22240598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11120301.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 22240598 is about 4715.9938507169. The cubic root of 22240598 is about 281.2216940731.

The spelling of 22240598 in words is "twenty-two million, two hundred forty thousand, five hundred ninety-eight".