13316632 has 64 divisors (see below), whose sum is σ = 30528000. Its totient is φ = 5433120.

The previous prime is 13316623. The next prime is 13316647. The reversal of 13316632 is 23661331.

Its product of digits (1944) is a multiple of the sum of its prime divisors (243).

It is a zygodrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 13316597 and 13316606.

It is a congruent number.

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, 63007 + ... + 63217.

It is an arithmetic number, because the mean of its divisors is an integer number (477000).

Almost surely, 2^13316632 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 13316632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15264000).

13316632 is an abundant number, since it is smaller than the sum of its proper divisors (17211368).

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

13316632 is a wasteful number, since it uses less digits than its factorization.

13316632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 243 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

The square root of 13316632 is about 3649.1960758501. The cubic root of 13316632 is about 237.0271708302.

Adding to 13316632 its reverse (23661331), we get a palindrome (36977963).

The spelling of 13316632 in words is "thirteen million, three hundred sixteen thousand, six hundred thirty-two".