22248985 has 8 divisors (see below), whose sum is σ = 29126016. Its totient is φ = 16181040.

The previous prime is 22248977. The next prime is 22248991. The reversal of 22248985 is 58984222.

It is a happy number.

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

It is not a de Polignac number, because 22248985 - 2³ = 22248977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202209 + ... + 202318.

It is an arithmetic number, because the mean of its divisors is an integer number (3640752).

Almost surely, 2^22248985 is an apocalyptic number.

It is an amenable number.

22248985 is a deficient number, since it is larger than the sum of its proper divisors (6877031).

22248985 is a wasteful number, since it uses less digits than its factorization.

22248985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404543.

The product of its digits is 92160, while the sum is 40.

The square root of 22248985 is about 4716.8829750164. The cubic root of 22248985 is about 281.2570394946.

The spelling of 22248985 in words is "twenty-two million, two hundred forty-eight thousand, nine hundred eighty-five".