5537138 has 16 divisors (see below), whose sum is σ = 8861400. Its totient is φ = 2585856.

The previous prime is 5537131. The next prime is 5537149. The reversal of 5537138 is 8317355.

It can be written as a sum of positive squares in 4 ways, for example, as 5442889 + 94249 = 2333^2 + 307^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5537131) 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 7 ways as a sum of consecutive naturals, for example, 4520 + ... + 5612.

Almost surely, 2^5537138 is an apocalyptic number.

5537138 is a deficient number, since it is larger than the sum of its proper divisors (3324262).

5537138 is a wasteful number, since it uses less digits than its factorization.

5537138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261.

The product of its digits is 12600, while the sum is 32.

The square root of 5537138 is about 2353.1124070048. The cubic root of 5537138 is about 176.9138291226.

The spelling of 5537138 in words is "five million, five hundred thirty-seven thousand, one hundred thirty-eight".