23281266 has 16 divisors (see below), whose sum is σ = 46613088. Its totient is φ = 7752000.

The previous prime is 23281241. The next prime is 23281301. The reversal of 23281266 is 66218232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6741 + ... + 9591.

It is an arithmetic number, because the mean of its divisors is an integer number (2913318).

Almost surely, 2^23281266 is an apocalyptic number.

23281266 is an abundant number, since it is smaller than the sum of its proper divisors (23331822).

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

23281266 is a wasteful number, since it uses less digits than its factorization.

23281266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217.

The product of its digits is 6912, while the sum is 30.

The square root of 23281266 is about 4825.0664244132. The cubic root of 23281266 is about 285.5412552089.

Adding to 23281266 its reverse (66218232), we get a palindrome (89499498).

The spelling of 23281266 in words is "twenty-three million, two hundred eighty-one thousand, two hundred sixty-six".