22434198 has 16 divisors (see below), whose sum is σ = 44938416. Its totient is φ = 7466400.

The previous prime is 22434151. The next prime is 22434199. The reversal of 22434198 is 89143422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434199) 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, 1848 + ... + 6948.

It is an arithmetic number, because the mean of its divisors is an integer number (2808651).

Almost surely, 2^22434198 is an apocalyptic number.

22434198 is an abundant number, since it is smaller than the sum of its proper divisors (22504218).

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

22434198 is a wasteful number, since it uses less digits than its factorization.

22434198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5839.

The product of its digits is 13824, while the sum is 33.

The square root of 22434198 is about 4736.4752717606. The cubic root of 22434198 is about 282.0353308180.

It can be divided in two parts, 2243 and 4198, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 22434198 in words is "twenty-two million, four hundred thirty-four thousand, one hundred ninety-eight".