5258266 has 24 divisors (see below), whose sum is σ = 8748864. Its totient is φ = 2368080.

The previous prime is 5258249. The next prime is 5258293. The reversal of 5258266 is 6628525.

It is a super-2 number, since 2×5258266² = 55298722653512, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5⁵ + 2²⁰ + 5⁵ + 8² + 2²² + 6⁴ + 6⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15721 + ... + 16051.

It is an arithmetic number, because the mean of its divisors is an integer number (364536).

Almost surely, 2^5258266 is an apocalyptic number.

5258266 is a deficient number, since it is larger than the sum of its proper divisors (3490598).

5258266 is a wasteful number, since it uses less digits than its factorization.

5258266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 393 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 5258266 is about 2293.0909271113. The cubic root of 5258266 is about 173.8924997672.

It can be divided in two parts, 5258 and 266, that multiplied together give a triangular number (1398628 = T₁₆₇₂).

The spelling of 5258266 in words is "five million, two hundred fifty-eight thousand, two hundred sixty-six".