22773468 has 48 divisors (see below), whose sum is σ = 56770560. Its totient is φ = 7089600.

The previous prime is 22773467. The next prime is 22773511. The reversal of 22773468 is 86437722.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22773461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9733 + ... + 11843.

It is an arithmetic number, because the mean of its divisors is an integer number (1182720).

Almost surely, 2^22773468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22773468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28385280).

22773468 is an abundant number, since it is smaller than the sum of its proper divisors (33997092).

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

22773468 is a wasteful number, since it uses less digits than its factorization.

22773468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178 (or 2176 counting only the distinct ones).

The product of its digits is 112896, while the sum is 39.

The square root of 22773468 is about 4772.1554878273. The cubic root of 22773468 is about 283.4499536840.

The spelling of 22773468 in words is "twenty-two million, seven hundred seventy-three thousand, four hundred sixty-eight".