23135522 has 8 divisors (see below), whose sum is σ = 34727616. Its totient is φ = 11559652.

The previous prime is 23135501. The next prime is 23135527. The reversal of 23135522 is 22553132.

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

It is not an unprimeable number, because it can be changed into a prime (23135527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563 + ... + 6825.

It is an arithmetic number, because the mean of its divisors is an integer number (4340952).

Almost surely, 2^23135522 is an apocalyptic number.

23135522 is a deficient number, since it is larger than the sum of its proper divisors (11592094).

23135522 is a wasteful number, since it uses less digits than its factorization.

23135522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8112.

The product of its digits is 1800, while the sum is 23.

The square root of 23135522 is about 4809.9399164647. The cubic root of 23135522 is about 284.9441647056.

Adding to 23135522 its reverse (22553132), we get a palindrome (45688654).

It can be divided in two parts, 231 and 35522, that added together give a palindrome (35753).

The spelling of 23135522 in words is "twenty-three million, one hundred thirty-five thousand, five hundred twenty-two".