23605066 has 4 divisors (see below), whose sum is σ = 35407602. Its totient is φ = 11802532.

The previous prime is 23605063. The next prime is 23605067. The reversal of 23605066 is 66050632.

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

It can be written as a sum of positive squares in only one way, i.e., 19316025 + 4289041 = 4395^2 + 2071^2 .

It is not an unprimeable number, because it can be changed into a prime (23605063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5901265 + ... + 5901268.

Almost surely, 2^23605066 is an apocalyptic number.

23605066 is a deficient number, since it is larger than the sum of its proper divisors (11802536).

23605066 is a wasteful number, since it uses less digits than its factorization.

23605066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11802535.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 23605066 is about 4858.5045024164. The cubic root of 23605066 is about 286.8589512779.

Adding to 23605066 its reverse (66050632), we get a palindrome (89655698).

The spelling of 23605066 in words is "twenty-three million, six hundred five thousand, sixty-six".