11894427 has 24 divisors (see below), whose sum is σ = 18424224. Its totient is φ = 7375104.

The previous prime is 11894423. The next prime is 11894471. The reversal of 11894427 is 72449811.

It is not a de Polignac number, because 11894427 - 2² = 11894423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11894391 and 11894400.

It is not an unprimeable number, because it can be changed into a prime (11894423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6883 + ... + 8435.

It is an arithmetic number, because the mean of its divisors is an integer number (767676).

Almost surely, 2^11894427 is an apocalyptic number.

11894427 is a deficient number, since it is larger than the sum of its proper divisors (6529797).

11894427 is a wasteful number, since it uses less digits than its factorization.

11894427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619 (or 1616 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 11894427 is about 3448.8298015414. The cubic root of 11894427 is about 228.2694759299.

It can be divided in two parts, 11894 and 427, that added together give a palindrome (12321).

The spelling of 11894427 in words is "eleven million, eight hundred ninety-four thousand, four hundred twenty-seven".