22951498 has 8 divisors (see below), whose sum is σ = 34814340. Its totient is φ = 11346720.

The previous prime is 22951477. The next prime is 22951517. The reversal of 22951498 is 89415922.

22951498 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in 2 ways, for example, as 22819729 + 131769 = 4777^2 + 363^2 .

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 22951498.

It is an unprimeable number.

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, 64293 + ... + 64648.

Almost surely, 2^22951498 is an apocalyptic number.

22951498 is a deficient number, since it is larger than the sum of its proper divisors (11862842).

22951498 is a wasteful number, since it uses less digits than its factorization.

22951498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129032.

The product of its digits is 51840, while the sum is 40.

The square root of 22951498 is about 4790.7721715815. The cubic root of 22951498 is about 284.1866540619.

The spelling of 22951498 in words is "twenty-two million, nine hundred fifty-one thousand, four hundred ninety-eight".