23162202 has 36 divisors (see below), whose sum is σ = 58380426. Its totient is φ = 6617520.

The previous prime is 23162189. The next prime is 23162203. The reversal of 23162202 is 20226132.

It can be written as a sum of positive squares in only one way, i.e., 23126481 + 35721 = 4809^2 + 189^2 .

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

It is not an unprimeable number, because it can be changed into a prime (23162203) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 12249 + ... + 14012.

Almost surely, 2^23162202 is an apocalyptic number.

23162202 is an abundant number, since it is smaller than the sum of its proper divisors (35218224).

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

23162202 is a wasteful number, since it uses less digits than its factorization.

23162202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26283 (or 26273 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 23162202 is about 4812.7125407612. The cubic root of 23162202 is about 285.0536556412.

Adding to 23162202 its reverse (20226132), we get a palindrome (43388334).

The spelling of 23162202 in words is "twenty-three million, one hundred sixty-two thousand, two hundred two".