5537605 has 12 divisors (see below), whose sum is σ = 6838020. Its totient is φ = 4305024.

The previous prime is 5537603. The next prime is 5537611. The reversal of 5537605 is 5067355.

It can be written as a sum of positive squares in 6 ways, for example, as 1766241 + 3771364 = 1329^2 + 1942^2 .

It is not a de Polignac number, because 5537605 - 2¹ = 5537603 is a prime.

It is an Ulam number.

5537605 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5537603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6441 + ... + 7249.

It is an arithmetic number, because the mean of its divisors is an integer number (569835).

Almost surely, 2^5537605 is an apocalyptic number.

It is an amenable number.

5537605 is a deficient number, since it is larger than the sum of its proper divisors (1300415).

5537605 is an equidigital number, since it uses as much as digits as its factorization.

5537605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 5537605 is about 2353.2116351914. The cubic root of 5537605 is about 176.9188025966.

The spelling of 5537605 in words is "five million, five hundred thirty-seven thousand, six hundred five".