22094460 has 72 divisors (see below), whose sum is σ = 67603536. Its totient is φ = 5840640.

The previous prime is 22094459. The next prime is 22094461. The reversal of 22094460 is 6449022.

It is an interprime number because it is at equal distance from previous prime (22094459) and next prime (22094461).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22094461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23112 + ... + 24048.

It is an arithmetic number, because the mean of its divisors is an integer number (938938).

Almost surely, 2^22094460 is an apocalyptic number.

22094460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22094460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33801768).

22094460 is an abundant number, since it is smaller than the sum of its proper divisors (45509076).

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

22094460 is a wasteful number, since it uses less digits than its factorization.

22094460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1078 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 22094460 is about 4700.4744441386. The cubic root of 22094460 is about 280.6043917353.

The spelling of 22094460 in words is "twenty-two million, ninety-four thousand, four hundred sixty".