5621776 has 10 divisors (see below), whose sum is σ = 10892222. Its totient is φ = 2810880.

The previous prime is 5621771. The next prime is 5621779. The reversal of 5621776 is 6771265.

It can be written as a sum of positive squares in only one way, i.e., 5290000 + 331776 = 2300^2 + 576^2 .

It is not an unprimeable number, because it can be changed into a prime (5621771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175665 + ... + 175696.

Almost surely, 2^5621776 is an apocalyptic number.

It is an amenable number.

5621776 is a deficient number, since it is larger than the sum of its proper divisors (5270446).

5621776 is a wasteful number, since it uses less digits than its factorization.

5621776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351369 (or 351363 counting only the distinct ones).

The product of its digits is 17640, while the sum is 34.

The square root of 5621776 is about 2371.0284688295. The cubic root of 5621776 is about 177.8106811783.

The spelling of 5621776 in words is "five million, six hundred twenty-one thousand, seven hundred seventy-six".