11894784 has 96 divisors (see below), whose sum is σ = 34864620. Its totient is φ = 3604480.

The previous prime is 11894767. The next prime is 11894801. The reversal of 11894784 is 48749811.

It is an interprime number because it is at equal distance from previous prime (11894767) and next prime (11894801).

It is a tau number, because it is divible by the number of its divisors (96).

Its product of digits (64512) is a multiple of the sum of its prime divisors (16).

It is a nialpdrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1081339 + ... + 1081349.

Almost surely, 2^11894784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11894784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17432310).

11894784 is an abundant number, since it is smaller than the sum of its proper divisors (22969836).

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

11894784 is an frugal number, since it uses more digits than its factorization.

11894784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 16 counting only the distinct ones).

The product of its digits is 64512, while the sum is 42.

The square root of 11894784 is about 3448.8815578387. The cubic root of 11894784 is about 228.2717596713.

The spelling of 11894784 in words is "eleven million, eight hundred ninety-four thousand, seven hundred eighty-four".