22657426 has 8 divisors (see below), whose sum is σ = 37075824. Its totient is φ = 10298820.

The previous prime is 22657409. The next prime is 22657433. The reversal of 22657426 is 62475622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22657391 and 22657400.

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, 514920 + ... + 514963.

It is an arithmetic number, because the mean of its divisors is an integer number (4634478).

Almost surely, 2^22657426 is an apocalyptic number.

22657426 is a deficient number, since it is larger than the sum of its proper divisors (14418398).

22657426 is a wasteful number, since it uses less digits than its factorization.

22657426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029896.

The product of its digits is 40320, while the sum is 34.

The square root of 22657426 is about 4759.9817226540. The cubic root of 22657426 is about 282.9676947479.

The spelling of 22657426 in words is "twenty-two million, six hundred fifty-seven thousand, four hundred twenty-six".