22300350 has 24 divisors (see below), whose sum is σ = 55305240. Its totient is φ = 5946720.

The previous prime is 22300349. The next prime is 22300387. The reversal of 22300350 is 5300322.

It is a super-2 number, since 2×22300350² = 994611220245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 74185 + ... + 74484.

It is an arithmetic number, because the mean of its divisors is an integer number (2304385).

Almost surely, 2^22300350 is an apocalyptic number.

22300350 is an abundant number, since it is smaller than the sum of its proper divisors (33004890).

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

22300350 is a wasteful number, since it uses less digits than its factorization.

22300350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148684 (or 148679 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 22300350 is about 4722.3246394122. The cubic root of 22300350 is about 281.4733139986.

Adding to 22300350 its reverse (5300322), we get a palindrome (27600672).

The spelling of 22300350 in words is "twenty-two million, three hundred thousand, three hundred fifty".