11697426 has 64 divisors (see below), whose sum is σ = 29500800. Its totient is φ = 3405888.

The previous prime is 11697403. The next prime is 11697431. The reversal of 11697426 is 62479611.

11697426 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12900 + ... + 13776.

It is an arithmetic number, because the mean of its divisors is an integer number (460950).

Almost surely, 2^11697426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11697426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14750400).

11697426 is an abundant number, since it is smaller than the sum of its proper divisors (17803374).

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

11697426 is a wasteful number, since it uses less digits than its factorization.

11697426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 914 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 11697426 is about 3420.1499967107. The cubic root of 11697426 is about 227.0022187936.

The spelling of 11697426 in words is "eleven million, six hundred ninety-seven thousand, four hundred twenty-six".