22256698 has 8 divisors (see below), whose sum is σ = 34462080. Its totient is φ = 10769340.

The previous prime is 22256693. The next prime is 22256711. The reversal of 22256698 is 89665222.

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 22256698.

It is not an unprimeable number, because it can be changed into a prime (22256693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179428 + ... + 179551.

It is an arithmetic number, because the mean of its divisors is an integer number (4307760).

Almost surely, 2^22256698 is an apocalyptic number.

22256698 is a deficient number, since it is larger than the sum of its proper divisors (12205382).

22256698 is a wasteful number, since it uses less digits than its factorization.

22256698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359012.

The product of its digits is 103680, while the sum is 40.

The square root of 22256698 is about 4717.7004991839. The cubic root of 22256698 is about 281.2895366312.

The spelling of 22256698 in words is "twenty-two million, two hundred fifty-six thousand, six hundred ninety-eight".