5518634 has 16 divisors (see below), whose sum is σ = 9101376. Its totient is φ = 2488800.

The previous prime is 5518633. The next prime is 5518673. The reversal of 5518634 is 4368155.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5518634.

It is not an unprimeable number, because it can be changed into a prime (5518633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2099 + ... + 3929.

It is an arithmetic number, because the mean of its divisors is an integer number (568836).

Almost surely, 2^5518634 is an apocalyptic number.

5518634 is a deficient number, since it is larger than the sum of its proper divisors (3582742).

5518634 is a wasteful number, since it uses less digits than its factorization.

5518634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981.

The product of its digits is 14400, while the sum is 32.

The square root of 5518634 is about 2349.1773028020. The cubic root of 5518634 is about 176.7165390625.

The spelling of 5518634 in words is "five million, five hundred eighteen thousand, six hundred thirty-four".