13725982 has 4 divisors (see below), whose sum is σ = 20588976. Its totient is φ = 6862990.

The previous prime is 13725979. The next prime is 13725983. The reversal of 13725982 is 28952731.

13725982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13725983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3431494 + ... + 3431497.

It is an arithmetic number, because the mean of its divisors is an integer number (5147244).

Almost surely, 2^13725982 is an apocalyptic number.

13725982 is a deficient number, since it is larger than the sum of its proper divisors (6862994).

13725982 is an equidigital number, since it uses as much as digits as its factorization.

13725982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6862993.

The product of its digits is 30240, while the sum is 37.

The square root of 13725982 is about 3704.8592415907. The cubic root of 13725982 is about 239.4314202552.

The spelling of 13725982 in words is "thirteen million, seven hundred twenty-five thousand, nine hundred eighty-two".