23309064 has 48 divisors (see below), whose sum is σ = 63351600. Its totient is φ = 7742304.

The previous prime is 23309063. The next prime is 23309089. The reversal of 23309064 is 46090332.

It is not an unprimeable number, because it can be changed into a prime (23309063) 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, 37347 + ... + 37965.

It is an arithmetic number, because the mean of its divisors is an integer number (1319825).

Almost surely, 2^23309064 is an apocalyptic number.

23309064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23309064 is an abundant number, since it is smaller than the sum of its proper divisors (40042536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23309064 is a wasteful number, since it uses less digits than its factorization.

23309064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 23309064 is about 4827.9461471727. The cubic root of 23309064 is about 285.6548561155.

Adding to 23309064 its reverse (46090332), we get a palindrome (69399396).

The spelling of 23309064 in words is "twenty-three million, three hundred nine thousand, sixty-four".