5217894 has 72 divisors (see below), whose sum is σ = 13194792. Its totient is φ = 1477440.

The previous prime is 5217887. The next prime is 5217907. The reversal of 5217894 is 4987125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 71442 + ... + 71514.

It is an arithmetic number, because the mean of its divisors is an integer number (183261).

Almost surely, 2^5217894 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5217894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6597396).

5217894 is an abundant number, since it is smaller than the sum of its proper divisors (7976898).

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

5217894 is a wasteful number, since it uses less digits than its factorization.

5217894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 108 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 5217894 is about 2284.2709996846. The cubic root of 5217894 is about 173.4463176915.

The spelling of 5217894 in words is "five million, two hundred seventeen thousand, eight hundred ninety-four".