11712750 has 128 divisors (see below), whose sum is σ = 35223552. Its totient is φ = 2534400.

The previous prime is 11712749. The next prime is 11712763. The reversal of 11712750 is 5721711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11712750.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 120702 + ... + 120798.

It is an arithmetic number, because the mean of its divisors is an integer number (275184).

Almost surely, 2^11712750 is an apocalyptic number.

11712750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11712750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17611776).

11712750 is an abundant number, since it is smaller than the sum of its proper divisors (23510802).

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

11712750 is a wasteful number, since it uses less digits than its factorization.

11712750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 24.

The square root of 11712750 is about 3422.3895161130. The cubic root of 11712750 is about 227.1013022469.

The spelling of 11712750 in words is "eleven million, seven hundred twelve thousand, seven hundred fifty".