23404716 has 72 divisors (see below), whose sum is σ = 63292320. Its totient is φ = 7266816.

The previous prime is 23404709. The next prime is 23404729. The reversal of 23404716 is 61740432.

It is a self number, because there is not a number n which added to its sum of digits gives 23404716.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102090 + ... + 102318.

It is an arithmetic number, because the mean of its divisors is an integer number (879060).

Almost surely, 2^23404716 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 23404716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31646160).

23404716 is an abundant number, since it is smaller than the sum of its proper divisors (39887604).

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

23404716 is a wasteful number, since it uses less digits than its factorization.

23404716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 23404716 is about 4837.8420809282. The cubic root of 23404716 is about 286.0450643776.

It can be divided in two parts, 2340 and 4716, that added together give a square (7056 = 84²).

The spelling of 23404716 in words is "twenty-three million, four hundred four thousand, seven hundred sixteen".