11852540 has 48 divisors (see below), whose sum is σ = 29374464. Its totient is φ = 3931200.

The previous prime is 11852539. The next prime is 11852557. The reversal of 11852540 is 4525811.

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, 2975 + ... + 5705.

It is an arithmetic number, because the mean of its divisors is an integer number (611968).

Almost surely, 2^11852540 is an apocalyptic number.

11852540 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 11852540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14687232).

11852540 is an abundant number, since it is smaller than the sum of its proper divisors (17521924).

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

11852540 is a wasteful number, since it uses less digits than its factorization.

11852540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778 (or 2776 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 11852540 is about 3442.7518063317. The cubic root of 11852540 is about 228.0012054928.

The spelling of 11852540 in words is "eleven million, eight hundred fifty-two thousand, five hundred forty".