23855319 has 12 divisors (see below), whose sum is σ = 34707400. Its totient is φ = 15788304.

The previous prime is 23855311. The next prime is 23855323. The reversal of 23855319 is 91355832.

It is not a de Polignac number, because 23855319 - 2³ = 23855311 is a prime.

It is a super-2 number, since 2×23855319² = 1138152489183522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23855311) 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 11 ways as a sum of consecutive naturals, for example, 8284 + ... + 10785.

Almost surely, 2^23855319 is an apocalyptic number.

23855319 is a deficient number, since it is larger than the sum of its proper divisors (10852081).

23855319 is a wasteful number, since it uses less digits than its factorization.

23855319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19214 (or 19211 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 23855319 is about 4884.1907210919. The cubic root of 23855319 is about 287.8691173229.

The spelling of 23855319 in words is "twenty-three million, eight hundred fifty-five thousand, three hundred nineteen".