23424738 has 8 divisors (see below), whose sum is σ = 46849488. Its totient is φ = 7808244.

The previous prime is 23424733. The next prime is 23424749. The reversal of 23424738 is 83742432.

It is a sphenic number, since it is the product of 3 distinct primes.

23424738 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23424699 and 23424708.

It is not an unprimeable number, because it can be changed into a prime (23424733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952056 + ... + 1952067.

It is an arithmetic number, because the mean of its divisors is an integer number (5856186).

Almost surely, 2^23424738 is an apocalyptic number.

23424738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23424738 is a wasteful number, since it uses less digits than its factorization.

23424738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904128.

The product of its digits is 32256, while the sum is 33.

The square root of 23424738 is about 4839.9109495940. The cubic root of 23424738 is about 286.1266086542.

The spelling of 23424738 in words is "twenty-three million, four hundred twenty-four thousand, seven hundred thirty-eight".