13697826 has 8 divisors (see below), whose sum is σ = 27395664. Its totient is φ = 4565940.

The previous prime is 13697791. The next prime is 13697833. The reversal of 13697826 is 62879631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

13697826 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1141480 + ... + 1141491.

It is an arithmetic number, because the mean of its divisors is an integer number (3424458).

Almost surely, 2^13697826 is an apocalyptic number.

13697826 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13697826 is a wasteful number, since it uses less digits than its factorization.

13697826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282976.

The product of its digits is 108864, while the sum is 42.

The square root of 13697826 is about 3701.0574164690. The cubic root of 13697826 is about 239.2675935826.

The spelling of 13697826 in words is "thirteen million, six hundred ninety-seven thousand, eight hundred twenty-six".