22001098 has 12 divisors (see below), whose sum is σ = 38389842. Its totient is φ = 9429000.

The previous prime is 22001071. The next prime is 22001101. The reversal of 22001098 is 89010022.

It can be written as a sum of positive squares in only one way, i.e., 19386409 + 2614689 = 4403^2 + 1617^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112153 + ... + 112348.

Almost surely, 2^22001098 is an apocalyptic number.

22001098 is a deficient number, since it is larger than the sum of its proper divisors (16388744).

22001098 is a wasteful number, since it uses less digits than its factorization.

22001098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224517 (or 224510 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 22001098 is about 4690.5328055563. The cubic root of 22001098 is about 280.2085945625.

The spelling of 22001098 in words is "twenty-two million, one thousand, ninety-eight".