5266578 has 16 divisors (see below), whose sum is σ = 10604736. Its totient is φ = 1743600.

The previous prime is 5266577. The next prime is 5266589. The reversal of 5266578 is 8756625.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5266577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2001 + ... + 3812.

It is an arithmetic number, because the mean of its divisors is an integer number (662796).

Almost surely, 2^5266578 is an apocalyptic number.

5266578 is an abundant number, since it is smaller than the sum of its proper divisors (5338158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5266578 is a wasteful number, since it uses less digits than its factorization.

5266578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969.

The product of its digits is 100800, while the sum is 39.

The square root of 5266578 is about 2294.9026123128. The cubic root of 5266578 is about 173.9840783423.

The spelling of 5266578 in words is "five million, two hundred sixty-six thousand, five hundred seventy-eight".