22030650 has 48 divisors (see below), whose sum is σ = 60710400. Its totient is φ = 5874480.

The previous prime is 22030649. The next prime is 22030667. The reversal of 22030650 is 5603022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6810 + ... + 9509.

It is an arithmetic number, because the mean of its divisors is an integer number (1264800).

Almost surely, 2^22030650 is an apocalyptic number.

22030650 is an abundant number, since it is smaller than the sum of its proper divisors (38679750).

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

22030650 is a wasteful number, since it uses less digits than its factorization.

22030650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16340 (or 16329 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22030650 is about 4693.6819236075. The cubic root of 22030650 is about 280.3339976913. Note that the first 3 decimals are identical.

Adding to 22030650 its reverse (5603022), we get a palindrome (27633672).

The spelling of 22030650 in words is "twenty-two million, thirty thousand, six hundred fifty".