23016266 has 64 divisors (see below), whose sum is σ = 46303488. Its totient is φ = 8322048.

The previous prime is 23016263. The next prime is 23016271. The reversal of 23016266 is 66261032.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23016263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132956 + ... + 133128.

It is an arithmetic number, because the mean of its divisors is an integer number (723492).

Almost surely, 2^23016266 is an apocalyptic number.

23016266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23016266 is an abundant number, since it is smaller than the sum of its proper divisors (23287222).

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

23016266 is a wasteful number, since it uses less digits than its factorization.

23016266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 23016266 is about 4797.5270713150. The cubic root of 23016266 is about 284.4537232600.

Adding to 23016266 its reverse (66261032), we get a palindrome (89277298).

The spelling of 23016266 in words is "twenty-three million, sixteen thousand, two hundred sixty-six".