13726542 has 16 divisors (see below), whose sum is σ = 27578880. Its totient is φ = 4554552.

The previous prime is 13726529. The next prime is 13726547. The reversal of 13726542 is 24562731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13726547) 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 7 ways as a sum of consecutive naturals, for example, 3792 + ... + 6467.

It is an arithmetic number, because the mean of its divisors is an integer number (1723680).

Almost surely, 2^13726542 is an apocalyptic number.

13726542 is an abundant number, since it is smaller than the sum of its proper divisors (13852338).

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

13726542 is a wasteful number, since it uses less digits than its factorization.

13726542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10487.

The product of its digits is 10080, while the sum is 30.

The square root of 13726542 is about 3704.9348172404. The cubic root of 13726542 is about 239.4346763616.

The spelling of 13726542 in words is "thirteen million, seven hundred twenty-six thousand, five hundred forty-two".