5638078 has 4 divisors (see below), whose sum is σ = 8457120. Its totient is φ = 2819038.

The previous prime is 5638057. The next prime is 5638103. The reversal of 5638078 is 8708365.

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

It is a congruent number.

It is an unprimeable number.

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, 1409518 + ... + 1409521.

It is an arithmetic number, because the mean of its divisors is an integer number (2114280).

Almost surely, 2^5638078 is an apocalyptic number.

5638078 is a deficient number, since it is larger than the sum of its proper divisors (2819042).

5638078 is a wasteful number, since it uses less digits than its factorization.

5638078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819041.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 5638078 is about 2374.4637289291. The cubic root of 5638078 is about 177.9823868445.

The spelling of 5638078 in words is "five million, six hundred thirty-eight thousand, seventy-eight".