13725066 has 32 divisors (see below), whose sum is σ = 28827648. Its totient is φ = 4348080.

The previous prime is 13725031. The next prime is 13725077. The reversal of 13725066 is 66052731.

13725066 = T₁₇₃ + T₁₇₄ + ... + T₄₄₃.

13725066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 37215 + ... + 37581.

It is an arithmetic number, because the mean of its divisors is an integer number (900864).

Almost surely, 2^13725066 is an apocalyptic number.

13725066 is an abundant number, since it is smaller than the sum of its proper divisors (15102582).

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

13725066 is a wasteful number, since it uses less digits than its factorization.

13725066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 13725066 is about 3704.7356180975. The cubic root of 13725066 is about 239.4260940046.

Adding to 13725066 its reverse (66052731), we get a palindrome (79777797).

The spelling of 13725066 in words is "thirteen million, seven hundred twenty-five thousand, sixty-six".