23775408 has 60 divisors (see below), whose sum is σ = 68177928. Its totient is φ = 7729920.

The previous prime is 23775397. The next prime is 23775413. The reversal of 23775408 is 80457732.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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, 3891 + ... + 7917.

Almost surely, 2^23775408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23775408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34088964).

23775408 is an abundant number, since it is smaller than the sum of its proper divisors (44402520).

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

23775408 is a wasteful number, since it uses less digits than its factorization.

23775408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082 (or 4073 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 23775408 is about 4876.0032813771. The cubic root of 23775408 is about 287.5473212592.

The spelling of 23775408 in words is "twenty-three million, seven hundred seventy-five thousand, four hundred eight".