5715278 has 4 divisors (see below), whose sum is σ = 8572920. Its totient is φ = 2857638.

The previous prime is 5715251. The next prime is 5715299. The reversal of 5715278 is 8725175.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 1428818 + ... + 1428821.

It is an arithmetic number, because the mean of its divisors is an integer number (2143230).

Almost surely, 2^5715278 is an apocalyptic number.

5715278 is a deficient number, since it is larger than the sum of its proper divisors (2857642).

5715278 is a wasteful number, since it uses less digits than its factorization.

5715278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857641.

The product of its digits is 19600, while the sum is 35.

The square root of 5715278 is about 2390.6647611073. The cubic root of 5715278 is about 178.7910548436.

The spelling of 5715278 in words is "five million, seven hundred fifteen thousand, two hundred seventy-eight".