23775313 has 4 divisors (see below), whose sum is σ = 23985828. Its totient is φ = 23564800.

The previous prime is 23775277. The next prime is 23775337. The reversal of 23775313 is 31357732.

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 4695889 + 19079424 = 2167^2 + 4368^2 .

It is a cyclic number.

It is not a de Polignac number, because 23775313 - 2¹⁷ = 23644241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23775383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105088 + ... + 105313.

It is an arithmetic number, because the mean of its divisors is an integer number (5996457).

Almost surely, 2^23775313 is an apocalyptic number.

It is an amenable number.

23775313 is a deficient number, since it is larger than the sum of its proper divisors (210515).

23775313 is a wasteful number, since it uses less digits than its factorization.

23775313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210514.

The product of its digits is 13230, while the sum is 31.

The square root of 23775313 is about 4875.9935397824. The cubic root of 23775313 is about 287.5469382720.

The spelling of 23775313 in words is "twenty-three million, seven hundred seventy-five thousand, three hundred thirteen".