11698560 has 128 divisors (see below), whose sum is σ = 41493600. Its totient is φ = 3115008.

The previous prime is 11698553. The next prime is 11698591. The reversal of 11698560 is 6589611.

11698560 is a `hidden beast` number, since 1 + 1 + 6 + 98 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16942 + ... + 17618.

Almost surely, 2^11698560 is an apocalyptic number.

11698560 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 11698560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20746800).

11698560 is an abundant number, since it is smaller than the sum of its proper divisors (29795040).

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

11698560 is an equidigital number, since it uses as much as digits as its factorization.

11698560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 11698560 is about 3420.3157748956. The cubic root of 11698560 is about 227.0095540882.

The spelling of 11698560 in words is "eleven million, six hundred ninety-eight thousand, five hundred sixty".