5215779 has 32 divisors (see below), whose sum is σ = 8317440. Its totient is φ = 3221856.

The previous prime is 5215751. The next prime is 5215789. The reversal of 5215779 is 9775125.

5215779 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5215779 - 2⁹ = 5215267 is a prime.

5215779 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5215729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22864 + ... + 23090.

It is an arithmetic number, because the mean of its divisors is an integer number (259920).

Almost surely, 2^5215779 is an apocalyptic number.

5215779 is a deficient number, since it is larger than the sum of its proper divisors (3101661).

5215779 is a wasteful number, since it uses less digits than its factorization.

5215779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 290 counting only the distinct ones).

The product of its digits is 22050, while the sum is 36.

The square root of 5215779 is about 2283.8080041895. The cubic root of 5215779 is about 173.4228798487.

The spelling of 5215779 in words is "five million, two hundred fifteen thousand, seven hundred seventy-nine".