23261633 has 2 divisors, whose sum is σ = 23261634. Its totient is φ = 23261632.

The previous prime is 23261621. The next prime is 23261653. The reversal of 23261633 is 33616232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21641104 + 1620529 = 4652^2 + 1273^2 .

It is a cyclic number.

It is not a de Polignac number, because 23261633 - 2⁴ = 23261617 is a prime.

It is a super-2 number, since 2×23261633² = 1082207139653378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23261603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11630816 + 11630817.

It is an arithmetic number, because the mean of its divisors is an integer number (11630817).

Almost surely, 2^23261633 is an apocalyptic number.

It is an amenable number.

23261633 is a deficient number, since it is larger than the sum of its proper divisors (1).

23261633 is an equidigital number, since it uses as much as digits as its factorization.

23261633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 26.

The square root of 23261633 is about 4823.0315155512. The cubic root of 23261633 is about 285.4609673636.

Adding to 23261633 its reverse (33616232), we get a palindrome (56877865).

The spelling of 23261633 in words is "twenty-three million, two hundred sixty-one thousand, six hundred thirty-three".