22220363 has 8 divisors (see below), whose sum is σ = 24513840. Its totient is φ = 19972480.

The previous prime is 22220357. The next prime is 22220371. The reversal of 22220363 is 36302222.

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 22220363 - 2⁶ = 22220299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10370 + ... + 12327.

It is an arithmetic number, because the mean of its divisors is an integer number (3064230).

Almost surely, 2^22220363 is an apocalyptic number.

22220363 is a deficient number, since it is larger than the sum of its proper divisors (2293477).

22220363 is a wasteful number, since it uses less digits than its factorization.

22220363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22797.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 22220363 is about 4713.8480034893. The cubic root of 22220363 is about 281.1363809048.

Adding to 22220363 its reverse (36302222), we get a palindrome (58522585).

The spelling of 22220363 in words is "twenty-two million, two hundred twenty thousand, three hundred sixty-three".