5278597 has 4 divisors (see below), whose sum is σ = 5283520. Its totient is φ = 5273676.

The previous prime is 5278591. The next prime is 5278601. The reversal of 5278597 is 7958725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5278597 is a prime.

It is a Duffinian number.

5278597 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5278591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93 + ... + 3250.

It is an arithmetic number, because the mean of its divisors is an integer number (1320880).

Almost surely, 2^5278597 is an apocalyptic number.

It is an amenable number.

5278597 is a deficient number, since it is larger than the sum of its proper divisors (4923).

5278597 is a wasteful number, since it uses less digits than its factorization.

5278597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4922.

The product of its digits is 176400, while the sum is 43.

The square root of 5278597 is about 2297.5197496431. The cubic root of 5278597 is about 174.1163290449.

The spelling of 5278597 in words is "five million, two hundred seventy-eight thousand, five hundred ninety-seven".