11682840 has 64 divisors (see below), whose sum is σ = 37749600. Its totient is φ = 2875392.

The previous prime is 11682833. The next prime is 11682871. The reversal of 11682840 is 4828611.

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 = 11682798 and 11682807.

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, 2185 + ... + 5304.

Almost surely, 2^11682840 is an apocalyptic number.

11682840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11682840 is an abundant number, since it is smaller than the sum of its proper divisors (26066760).

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

11682840 is a wasteful number, since it uses less digits than its factorization.

11682840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516 (or 7512 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 11682840 is about 3418.0169689456. The cubic root of 11682840 is about 226.9078267582.

The spelling of 11682840 in words is "eleven million, six hundred eighty-two thousand, eight hundred forty".