4891369 has 8 divisors (see below), whose sum is σ = 5616000. Its totient is φ = 4173216.

The previous prime is 4891361. The next prime is 4891399. The reversal of 4891369 is 9631984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4891369 - 2³ = 4891361 is a prime.

It is a super-2 number, since 2×4891369² = 47850981388322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4891361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132 + ... + 3130.

It is an arithmetic number, because the mean of its divisors is an integer number (702000).

Almost surely, 2^4891369 is an apocalyptic number.

It is an amenable number.

4891369 is a deficient number, since it is larger than the sum of its proper divisors (724631).

4891369 is a wasteful number, since it uses less digits than its factorization.

4891369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239.

The product of its digits is 46656, while the sum is 40.

The square root of 4891369 is about 2211.6439586877. The cubic root of 4891369 is about 169.7501404429.

The spelling of 4891369 in words is "four million, eight hundred ninety-one thousand, three hundred sixty-nine".