13682550 has 96 divisors (see below), whose sum is σ = 39497472. Its totient is φ = 3070080.

The previous prime is 13682509. The next prime is 13682551. The reversal of 13682550 is 5528631.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13682551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87072 + ... + 87228.

It is an arithmetic number, because the mean of its divisors is an integer number (411432).

Almost surely, 2^13682550 is an apocalyptic number.

13682550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13682550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19748736).

13682550 is an abundant number, since it is smaller than the sum of its proper divisors (25814922).

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

13682550 is a wasteful number, since it uses less digits than its factorization.

13682550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 13682550 is about 3698.9931062385. The cubic root of 13682550 is about 239.1786156839.

The spelling of 13682550 in words is "thirteen million, six hundred eighty-two thousand, five hundred fifty".