23170122 has 24 divisors (see below), whose sum is σ = 50375520. Its totient is φ = 7696680.

The previous prime is 23170109. The next prime is 23170151. The reversal of 23170122 is 22107132.

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

It is a junction number, because it is equal to n+sod(n) for n = 23170095 and 23170104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3529 + ... + 7667.

It is an arithmetic number, because the mean of its divisors is an integer number (2098980).

Almost surely, 2^23170122 is an apocalyptic number.

23170122 is an abundant number, since it is smaller than the sum of its proper divisors (27205398).

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

23170122 is a wasteful number, since it uses less digits than its factorization.

23170122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4458 (or 4455 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 23170122 is about 4813.5352912387. The cubic root of 23170122 is about 285.0861420124.

Adding to 23170122 its reverse (22107132), we get a palindrome (45277254).

The spelling of 23170122 in words is "twenty-three million, one hundred seventy thousand, one hundred twenty-two".