5259278 has 4 divisors (see below), whose sum is σ = 7888920. Its totient is φ = 2629638.

The previous prime is 5259269. The next prime is 5259301. The reversal of 5259278 is 8729525.

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

It is a d-powerful number, because it can be written as 5³ + 2¹⁶ + 5⁴ + 9⁷ + 2¹⁷ + 7⁵ + 8⁶ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314818 + ... + 1314821.

It is an arithmetic number, because the mean of its divisors is an integer number (1972230).

Almost surely, 2^5259278 is an apocalyptic number.

5259278 is a deficient number, since it is larger than the sum of its proper divisors (2629642).

5259278 is a wasteful number, since it uses less digits than its factorization.

5259278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629641.

The product of its digits is 50400, while the sum is 38.

The square root of 5259278 is about 2293.3115793542. The cubic root of 5259278 is about 173.9036547703.

The spelling of 5259278 in words is "five million, two hundred fifty-nine thousand, two hundred seventy-eight".