23489773 has 4 divisors (see below), whose sum is σ = 23551488. Its totient is φ = 23428060.

The previous prime is 23489771. The next prime is 23489779. The reversal of 23489773 is 37798432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23489773 - 2¹ = 23489771 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 (23489771) 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, 30283 + ... + 31048.

It is an arithmetic number, because the mean of its divisors is an integer number (5887872).

Almost surely, 2^23489773 is an apocalyptic number.

It is an amenable number.

23489773 is a deficient number, since it is larger than the sum of its proper divisors (61715).

23489773 is an equidigital number, since it uses as much as digits as its factorization.

23489773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61714.

The product of its digits is 254016, while the sum is 43.

The square root of 23489773 is about 4846.6249081191. The cubic root of 23489773 is about 286.3911587434.

It can be divided in two parts, 2348 and 9773, that added together give a palindrome (12121).

The spelling of 23489773 in words is "twenty-three million, four hundred eighty-nine thousand, seven hundred seventy-three".