23261022 has 48 divisors (see below), whose sum is σ = 52900848. Its totient is φ = 7378560.

The previous prime is 23261003. The next prime is 23261023. The reversal of 23261022 is 22016232.

23261022 is a `hidden beast` number, since 2 + 32 + 610 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 23260986 and 23261004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23261023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31368 + ... + 32100.

It is an arithmetic number, because the mean of its divisors is an integer number (1102101).

Almost surely, 2^23261022 is an apocalyptic number.

23261022 is an abundant number, since it is smaller than the sum of its proper divisors (29639826).

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

23261022 is a wasteful number, since it uses less digits than its factorization.

23261022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 822 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 23261022 is about 4822.9681732311. The cubic root of 23261022 is about 285.4584679951.

Adding to 23261022 its reverse (22016232), we get a palindrome (45277254).

The spelling of 23261022 in words is "twenty-three million, two hundred sixty-one thousand, twenty-two".