23385783 has 4 divisors (see below), whose sum is σ = 31181048. Its totient is φ = 15590520.

The previous prime is 23385781. The next prime is 23385797. The reversal of 23385783 is 38758332.

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

It is not a de Polignac number, because 23385783 - 2¹ = 23385781 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 (23385781) 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, 3897628 + ... + 3897633.

It is an arithmetic number, because the mean of its divisors is an integer number (7795262).

Almost surely, 2^23385783 is an apocalyptic number.

23385783 is a deficient number, since it is larger than the sum of its proper divisors (7795265).

23385783 is an equidigital number, since it uses as much as digits as its factorization.

23385783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7795264.

The product of its digits is 120960, while the sum is 39.

The square root of 23385783 is about 4835.8849241892. The cubic root of 23385783 is about 285.9679125166.

The spelling of 23385783 in words is "twenty-three million, three hundred eighty-five thousand, seven hundred eighty-three".