23349975 has 72 divisors (see below), whose sum is σ = 44330496. Its totient is φ = 10824000.

The previous prime is 23349973. The next prime is 23349979. The reversal of 23349975 is 57994332.

It is not a de Polignac number, because 23349975 - 2¹ = 23349973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23349973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 281284 + ... + 281366.

Almost surely, 2^23349975 is an apocalyptic number.

23349975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23349975 is a deficient number, since it is larger than the sum of its proper divisors (20980521).

23349975 is a wasteful number, since it uses less digits than its factorization.

23349975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 133 counting only the distinct ones).

The product of its digits is 204120, while the sum is 42.

The square root of 23349975 is about 4832.1811845170. The cubic root of 23349975 is about 285.8218812023.

The spelling of 23349975 in words is "twenty-three million, three hundred forty-nine thousand, nine hundred seventy-five".