23601601 has 4 divisors (see below), whose sum is σ = 23676372. Its totient is φ = 23526832.

The previous prime is 23601587. The next prime is 23601619. The reversal of 23601601 is 10610632.

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 2890000 + 20711601 = 1700^2 + 4551^2 .

It is a cyclic number.

It is not a de Polignac number, because 23601601 - 2⁹ = 23601089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23601001) 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, 36910 + ... + 37543.

It is an arithmetic number, because the mean of its divisors is an integer number (5919093).

Almost surely, 2^23601601 is an apocalyptic number.

It is an amenable number.

23601601 is a deficient number, since it is larger than the sum of its proper divisors (74771).

23601601 is an equidigital number, since it uses as much as digits as its factorization.

23601601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74770.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 23601601 is about 4858.1478981192. The cubic root of 23601601 is about 286.8449145325.

The spelling of 23601601 in words is "twenty-three million, six hundred one thousand, six hundred one".