5205278 has 32 divisors (see below), whose sum is σ = 9102240. Its totient is φ = 2211840.

The previous prime is 5205269. The next prime is 5205283. The reversal of 5205278 is 8725025.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5205278.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20126 + ... + 20382.

It is an arithmetic number, because the mean of its divisors is an integer number (284445).

Almost surely, 2^5205278 is an apocalyptic number.

5205278 is a deficient number, since it is larger than the sum of its proper divisors (3896962).

5205278 is a wasteful number, since it uses less digits than its factorization.

5205278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 5205278 is about 2281.5078347444. The cubic root of 5205278 is about 173.3064167606.

The spelling of 5205278 in words is "five million, two hundred five thousand, two hundred seventy-eight".