5616438 has 24 divisors (see below), whose sum is σ = 11859768. Its totient is φ = 1772928.

The previous prime is 5616437. The next prime is 5616449. The reversal of 5616438 is 8346165.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5616399 and 5616408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5616431) 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 11 ways as a sum of consecutive naturals, for example, 870 + ... + 3462.

It is an arithmetic number, because the mean of its divisors is an integer number (494157).

Almost surely, 2^5616438 is an apocalyptic number.

5616438 is an abundant number, since it is smaller than the sum of its proper divisors (6243330).

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

5616438 is a wasteful number, since it uses less digits than its factorization.

5616438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636 (or 2617 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 5616438 is about 2369.9025296413. The cubic root of 5616438 is about 177.7543849718.

The spelling of 5616438 in words is "five million, six hundred sixteen thousand, four hundred thirty-eight".