20633122 has 8 divisors (see below), whose sum is σ = 31223916. Its totient is φ = 10225152.

The previous prime is 20633113. The next prime is 20633147. The reversal of 20633122 is 22133602.

It can be written as a sum of positive squares in 2 ways, for example, as 18498601 + 2134521 = 4301^2 + 1461^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20633122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45423 + ... + 45874.

Almost surely, 2^20633122 is an apocalyptic number.

20633122 is a deficient number, since it is larger than the sum of its proper divisors (10590794).

20633122 is a wasteful number, since it uses less digits than its factorization.

20633122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91412.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 20633122 is about 4542.3696459007. The cubic root of 20633122 is about 274.2763209570.

Adding to 20633122 its reverse (22133602), we get a palindrome (42766724).

The spelling of 20633122 in words is "twenty million, six hundred thirty-three thousand, one hundred twenty-two".