23362261 has 4 divisors (see below), whose sum is σ = 25159372. Its totient is φ = 21565152.

The previous prime is 23362249. The next prime is 23362277. The reversal of 23362261 is 16226332.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9036036 + 14326225 = 3006^2 + 3785^2 .

It is a cyclic number.

It is not a de Polignac number, because 23362261 - 2⁹ = 23361749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23362291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898536 + ... + 898561.

It is an arithmetic number, because the mean of its divisors is an integer number (6289843).

Almost surely, 2^23362261 is an apocalyptic number.

It is an amenable number.

23362261 is a deficient number, since it is larger than the sum of its proper divisors (1797111).

23362261 is a wasteful number, since it uses less digits than its factorization.

23362261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797110.

The product of its digits is 2592, while the sum is 25.

The square root of 23362261 is about 4833.4522858926. The cubic root of 23362261 is about 285.8720024825.

Adding to 23362261 its reverse (16226332), we get a palindrome (39588593).

The spelling of 23362261 in words is "twenty-three million, three hundred sixty-two thousand, two hundred sixty-one".