5780266 has 8 divisors (see below), whose sum is σ = 8680644. Its totient is φ = 2886720.

The previous prime is 5780261. The next prime is 5780267. The reversal of 5780266 is 6620875.

It can be written as a sum of positive squares in 2 ways, for example, as 3900625 + 1879641 = 1975^2 + 1371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5780266² = 66822950061512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5780261) 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, 2176 + ... + 4036.

Almost surely, 2^5780266 is an apocalyptic number.

5780266 is a deficient number, since it is larger than the sum of its proper divisors (2900378).

5780266 is a wasteful number, since it uses less digits than its factorization.

5780266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 5780266 is about 2404.2183761048. The cubic root of 5780266 is about 179.4661756085.

The spelling of 5780266 in words is "five million, seven hundred eighty thousand, two hundred sixty-six".