5036638 has 4 divisors (see below), whose sum is σ = 7554960. Its totient is φ = 2518318.

The previous prime is 5036627. The next prime is 5036639. The reversal of 5036638 is 8366305.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×5036638³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5036639) 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 as a sum of consecutive naturals, namely, 1259158 + ... + 1259161.

It is an arithmetic number, because the mean of its divisors is an integer number (1888740).

Almost surely, 2^5036638 is an apocalyptic number.

5036638 is a deficient number, since it is larger than the sum of its proper divisors (2518322).

5036638 is a wasteful number, since it uses less digits than its factorization.

5036638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518321.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 5036638 is about 2244.2455302395. The cubic root of 5036638 is about 171.4142459590.

The spelling of 5036638 in words is "five million, thirty-six thousand, six hundred thirty-eight".