22135502 has 16 divisors (see below), whose sum is σ = 34095600. Its totient is φ = 10774080.

The previous prime is 22135493. The next prime is 22135507. The reversal of 22135502 is 20553122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22135507) 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, 12002 + ... + 13722.

It is an arithmetic number, because the mean of its divisors is an integer number (2130975).

Almost surely, 2^22135502 is an apocalyptic number.

22135502 is a deficient number, since it is larger than the sum of its proper divisors (11960098).

22135502 is a wasteful number, since it uses less digits than its factorization.

22135502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 22135502 is about 4704.8381481194. The cubic root of 22135502 is about 280.7780316712.

Adding to 22135502 its reverse (20553122), we get a palindrome (42688624).

The spelling of 22135502 in words is "twenty-two million, one hundred thirty-five thousand, five hundred two".