11725784 has 64 divisors (see below), whose sum is σ = 27086400. Its totient is φ = 4644864.

The previous prime is 11725759. The next prime is 11725807. The reversal of 11725784 is 48752711.

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, 103712 + ... + 103824.

It is an arithmetic number, because the mean of its divisors is an integer number (423225).

Almost surely, 2^11725784 is an apocalyptic number.

11725784 is a gapful number since it is divisible by the number (14) 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 11725784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13543200).

11725784 is an abundant number, since it is smaller than the sum of its proper divisors (15360616).

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

11725784 is a wasteful number, since it uses less digits than its factorization.

11725784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 248 counting only the distinct ones).

The product of its digits is 15680, while the sum is 35.

The square root of 11725784 is about 3424.2932117446. The cubic root of 11725784 is about 227.1855107966.

The spelling of 11725784 in words is "eleven million, seven hundred twenty-five thousand, seven hundred eighty-four".