23058261 has 6 divisors (see below), whose sum is σ = 33306390. Its totient is φ = 15372168.

The previous prime is 23058257. The next prime is 23058271. The reversal of 23058261 is 16285032.

23058261 is a `hidden beast` number, since 23 + 0 + 582 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15800625 + 7257636 = 3975^2 + 2694^2 .

It is not a de Polignac number, because 23058261 - 2² = 23058257 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23058241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1281006 + ... + 1281023.

It is an arithmetic number, because the mean of its divisors is an integer number (5551065).

Almost surely, 2^23058261 is an apocalyptic number.

It is an amenable number.

23058261 is a deficient number, since it is larger than the sum of its proper divisors (10248129).

23058261 is a wasteful number, since it uses less digits than its factorization.

23058261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562035 (or 2562032 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 23058261 is about 4801.9018107412. The cubic root of 23058261 is about 284.6266209289.

The spelling of 23058261 in words is "twenty-three million, fifty-eight thousand, two hundred sixty-one".