14409636 has 48 divisors (see below), whose sum is σ = 35562240. Its totient is φ = 4533760.

The previous prime is 14409611. The next prime is 14409643. The reversal of 14409636 is 63690441.

It is a junction number, because it is equal to n+sod(n) for n = 14409597 and 14409606.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15916 + ... + 16796.

It is an arithmetic number, because the mean of its divisors is an integer number (740880).

Almost surely, 2^14409636 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 14409636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17781120).

14409636 is an abundant number, since it is smaller than the sum of its proper divisors (21152604).

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

14409636 is a wasteful number, since it uses less digits than its factorization.

14409636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 962 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 14409636 is about 3796.0026343510. The cubic root of 14409636 is about 243.3423344807.

The spelling of 14409636 in words is "fourteen million, four hundred nine thousand, six hundred thirty-six".