23406306 has 64 divisors (see below), whose sum is σ = 60410880. Its totient is φ = 5866560.

The previous prime is 23406301. The next prime is 23406343. The reversal of 23406306 is 60360432.

It is not an unprimeable number, because it can be changed into a prime (23406301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12525 + ... + 14271.

It is an arithmetic number, because the mean of its divisors is an integer number (943920).

Almost surely, 2^23406306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23406306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30205440).

23406306 is an abundant number, since it is smaller than the sum of its proper divisors (37004574).

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

23406306 is a wasteful number, since it uses less digits than its factorization.

23406306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 23406306 is about 4838.0064076022. The cubic root of 23406306 is about 286.0515417239.

Adding to 23406306 its reverse (60360432), we get a palindrome (83766738).

It can be divided in two parts, 2340 and 6306, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 23406306 in words is "twenty-three million, four hundred six thousand, three hundred six".