22248036 has 36 divisors (see below), whose sum is σ = 59547852. Its totient is φ = 6979584.

The previous prime is 22248029. The next prime is 22248047. The reversal of 22248036 is 63084222.

It can be written as a sum of positive squares in 2 ways, for example, as 11943936 + 10304100 = 3456^2 + 3210^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 17565 + ... + 18788.

It is an arithmetic number, because the mean of its divisors is an integer number (1654107).

Almost surely, 2^22248036 is an apocalyptic number.

It is an amenable number.

22248036 is an abundant number, since it is smaller than the sum of its proper divisors (37299816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22248036 is a wasteful number, since it uses less digits than its factorization.

22248036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36380 (or 36375 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 22248036 is about 4716.7823778504. The cubic root of 22248036 is about 281.2530405597.

The spelling of 22248036 in words is "twenty-two million, two hundred forty-eight thousand, thirty-six".