5449638 has 16 divisors (see below), whose sum is σ = 11165616. Its totient is φ = 1772160.

The previous prime is 5449621. The next prime is 5449667. The reversal of 5449638 is 8369445.

It is a junction number, because it is equal to n+sod(n) for n = 5449596 and 5449605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10831 + ... + 11322.

It is an arithmetic number, because the mean of its divisors is an integer number (697851).

Almost surely, 2^5449638 is an apocalyptic number.

5449638 is an abundant number, since it is smaller than the sum of its proper divisors (5715978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5449638 is a wasteful number, since it uses less digits than its factorization.

5449638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22199.

The product of its digits is 103680, while the sum is 39.

The square root of 5449638 is about 2334.4459728167. The cubic root of 5449638 is about 175.9769899326.

The spelling of 5449638 in words is "five million, four hundred forty-nine thousand, six hundred thirty-eight".