11697240 has 64 divisors (see below), whose sum is σ = 35458560. Its totient is φ = 3086720.

The previous prime is 11697233. The next prime is 11697251. The reversal of 11697240 is 4279611.

It is a happy number.

11697240 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 Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11697198 and 11697207.

It is a congruent number.

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, 12385 + ... + 13295.

It is an arithmetic number, because the mean of its divisors is an integer number (554040).

Almost surely, 2^11697240 is an apocalyptic number.

11697240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11697240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17729280).

11697240 is an abundant number, since it is smaller than the sum of its proper divisors (23761320).

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

11697240 is a wasteful number, since it uses less digits than its factorization.

11697240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 11697240 is about 3420.1228048127. The cubic root of 11697240 is about 227.0010156048.

The spelling of 11697240 in words is "eleven million, six hundred ninety-seven thousand, two hundred forty".