5261636 has 12 divisors (see below), whose sum is σ = 9749628. Its totient is φ = 2476032.

The previous prime is 5261629. The next prime is 5261647. The reversal of 5261636 is 6361625.

It can be written as a sum of positive squares in 2 ways, for example, as 3041536 + 2220100 = 1744^2 + 1490^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5261599 and 5261608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38621 + ... + 38756.

It is an arithmetic number, because the mean of its divisors is an integer number (812469).

Almost surely, 2^5261636 is an apocalyptic number.

It is an amenable number.

5261636 is a deficient number, since it is larger than the sum of its proper divisors (4487992).

5261636 is a wasteful number, since it uses less digits than its factorization.

5261636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77398 (or 77396 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 5261636 is about 2293.8256254563. The cubic root of 5261636 is about 173.9296408182.

The spelling of 5261636 in words is "five million, two hundred sixty-one thousand, six hundred thirty-six".