23163000 has 128 divisors (see below), whose sum is σ = 82667520. Its totient is φ = 5289600.

The previous prime is 23162941. The next prime is 23163013. The reversal of 23163000 is 36132.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20449 + ... + 21551.

It is an arithmetic number, because the mean of its divisors is an integer number (645840).

Almost surely, 2^23163000 is an apocalyptic number.

23163000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23163000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41333760).

23163000 is an abundant number, since it is smaller than the sum of its proper divisors (59504520).

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

23163000 is a wasteful number, since it uses less digits than its factorization.

23163000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 23163000 is about 4812.7954454766. The cubic root of 23163000 is about 285.0569292246.

Adding to 23163000 its reverse (36132), we get a palindrome (23199132).

The spelling of 23163000 in words is "twenty-three million, one hundred sixty-three thousand".