5205538 has 12 divisors (see below), whose sum is σ = 8455698. Its totient is φ = 2402400.

The previous prime is 5205527. The next prime is 5205539. The reversal of 5205538 is 8355025.

It can be written as a sum of positive squares in 3 ways, for example, as 4297329 + 908209 = 2073^2 + 953^2 .

It is not an unprimeable number, because it can be changed into a prime (5205539) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7363 + ... + 8038.

Almost surely, 2^5205538 is an apocalyptic number.

5205538 is a deficient number, since it is larger than the sum of its proper divisors (3250160).

5205538 is a wasteful number, since it uses less digits than its factorization.

5205538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15429 (or 15416 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 5205538 is about 2281.5648138942. The cubic root of 5205538 is about 173.3093022240.

The spelling of 5205538 in words is "five million, two hundred five thousand, five hundred thirty-eight".