11698940 has 48 divisors (see below), whose sum is σ = 27476064. Its totient is φ = 4147200.

The previous prime is 11698913. The next prime is 11698943. The reversal of 11698940 is 4989611.

It is a happy number.

11698940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11698894 and 11698903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11698943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8372 + ... + 9668.

It is an arithmetic number, because the mean of its divisors is an integer number (572418).

Almost surely, 2^11698940 is an apocalyptic number.

11698940 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 11698940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13738032).

11698940 is an abundant number, since it is smaller than the sum of its proper divisors (15777124).

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

11698940 is a wasteful number, since it uses less digits than its factorization.

11698940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358 (or 1356 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 11698940 is about 3420.3713248710. The cubic root of 11698940 is about 227.0120120174.

The spelling of 11698940 in words is "eleven million, six hundred ninety-eight thousand, nine hundred forty".