23112612 has 36 divisors (see below), whose sum is σ = 58705920. Its totient is φ = 7666992.

The previous prime is 23112599. The next prime is 23112613. The reversal of 23112612 is 21621132.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (23112613) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 6589 + ... + 9467.

It is an arithmetic number, because the mean of its divisors is an integer number (1630720).

Almost surely, 2^23112612 is an apocalyptic number.

It is an amenable number.

23112612 is an abundant number, since it is smaller than the sum of its proper divisors (35593308).

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

23112612 is a wasteful number, since it uses less digits than its factorization.

23112612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112 (or 3107 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 23112612 is about 4807.5577999646. The cubic root of 23112612 is about 284.8500781200.

Adding to 23112612 its reverse (21621132), we get a palindrome (44733744).

The spelling of 23112612 in words is "twenty-three million, one hundred twelve thousand, six hundred twelve".