22826555 has 4 divisors (see below), whose sum is σ = 27391872. Its totient is φ = 18261240.

The previous prime is 22826539. The next prime is 22826561. The reversal of 22826555 is 55562822.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22826555 - 2⁴ = 22826539 is a prime.

It is a super-2 number, since 2×22826555² = 1042103226336050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2282651 + ... + 2282660.

It is an arithmetic number, because the mean of its divisors is an integer number (6847968).

Almost surely, 2^22826555 is an apocalyptic number.

22826555 is a deficient number, since it is larger than the sum of its proper divisors (4565317).

22826555 is an equidigital number, since it uses as much as digits as its factorization.

22826555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565316.

The product of its digits is 48000, while the sum is 35.

The square root of 22826555 is about 4777.7144117245. The cubic root of 22826555 is about 283.6700318680.

The spelling of 22826555 in words is "twenty-two million, eight hundred twenty-six thousand, five hundred fifty-five".