5978894 has 4 divisors (see below), whose sum is σ = 8968344. Its totient is φ = 2989446.

The previous prime is 5978891. The next prime is 5978909. The reversal of 5978894 is 4988795.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5978891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1494722 + ... + 1494725.

It is an arithmetic number, because the mean of its divisors is an integer number (2242086).

Almost surely, 2^5978894 is an apocalyptic number.

5978894 is a deficient number, since it is larger than the sum of its proper divisors (2989450).

5978894 is a wasteful number, since it uses less digits than its factorization.

5978894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989449.

The product of its digits is 725760, while the sum is 50.

The square root of 5978894 is about 2445.1777031537. The cubic root of 5978894 is about 181.4987414757.

Subtracting from 5978894 its reverse (4988795), we obtain a palindrome (990099).

The spelling of 5978894 in words is "five million, nine hundred seventy-eight thousand, eight hundred ninety-four".