23861133 has 6 divisors (see below), whose sum is σ = 34466094. Its totient is φ = 15907416.

The previous prime is 23861129. The next prime is 23861137. The reversal of 23861133 is 33116832.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23861129) and next prime (23861137).

It can be written as a sum of positive squares in only one way, i.e., 21511044 + 2350089 = 4638^2 + 1533^2 .

It is not a de Polignac number, because 23861133 - 2² = 23861129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23861097 and 23861106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23861137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1325610 + ... + 1325627.

It is an arithmetic number, because the mean of its divisors is an integer number (5744349).

Almost surely, 2^23861133 is an apocalyptic number.

It is an amenable number.

23861133 is a deficient number, since it is larger than the sum of its proper divisors (10604961).

23861133 is a wasteful number, since it uses less digits than its factorization.

23861133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651243 (or 2651240 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 23861133 is about 4884.7858704349. The cubic root of 23861133 is about 287.8925018365.

Adding to 23861133 its reverse (33116832), we get a palindrome (56977965).

The spelling of 23861133 in words is "twenty-three million, eight hundred sixty-one thousand, one hundred thirty-three".