5279719 has 4 divisors (see below), whose sum is σ = 5509296. Its totient is φ = 5050144.

The previous prime is 5279689. The next prime is 5279731. The reversal of 5279719 is 9179725.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5279719 is a prime.

It is a super-2 number, since 2×5279719² = 55750865437922, which contains 22 as substring.

It is a Duffinian number.

5279719 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5270719) 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 in 3 ways as a sum of consecutive naturals, for example, 114754 + ... + 114799.

It is an arithmetic number, because the mean of its divisors is an integer number (1377324).

Almost surely, 2^5279719 is an apocalyptic number.

5279719 is a deficient number, since it is larger than the sum of its proper divisors (229577).

5279719 is a wasteful number, since it uses less digits than its factorization.

5279719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229576.

The product of its digits is 39690, while the sum is 40.

The square root of 5279719 is about 2297.7639130250. The cubic root of 5279719 is about 174.1286646889.

The spelling of 5279719 in words is "five million, two hundred seventy-nine thousand, seven hundred nineteen".