22000302 has 32 divisors (see below), whose sum is σ = 49568160. Its totient is φ = 7231680.

The previous prime is 22000291. The next prime is 22000327. The reversal of 22000302 is 20300022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152 + ... + 6732.

It is an arithmetic number, because the mean of its divisors is an integer number (1549005).

Almost surely, 2^22000302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22000302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24784080).

22000302 is an abundant number, since it is smaller than the sum of its proper divisors (27567858).

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

22000302 is a wasteful number, since it uses less digits than its factorization.

22000302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5665 (or 5659 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 22000302 is about 4690.4479530211. The cubic root of 22000302 is about 280.2052152049.

Adding to 22000302 its reverse (20300022), we get a palindrome (42300324).

The spelling of 22000302 in words is "twenty-two million, three hundred two", and thus it is an aban number.