13826542 has 16 divisors (see below), whose sum is σ = 22915872. Its totient is φ = 6223360.

The previous prime is 13826539. The next prime is 13826557. The reversal of 13826542 is 24562831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8059 + ... + 9622.

It is an arithmetic number, because the mean of its divisors is an integer number (1432242).

Almost surely, 2^13826542 is an apocalyptic number.

13826542 is a deficient number, since it is larger than the sum of its proper divisors (9089330).

13826542 is a wasteful number, since it uses less digits than its factorization.

13826542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17723.

The product of its digits is 11520, while the sum is 31.

The square root of 13826542 is about 3718.4058412174. The cubic root of 13826542 is about 240.0147097466.

The spelling of 13826542 in words is "thirteen million, eight hundred twenty-six thousand, five hundred forty-two".