5521031 has 4 divisors (see below), whose sum is σ = 5598864. Its totient is φ = 5443200.

The previous prime is 5521003. The next prime is 5521051. The reversal of 5521031 is 1301255.

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

It is a cyclic number.

It is not a de Polignac number, because 5521031 - 2⁶ = 5520967 is a prime.

It is a super-2 number, since 2×5521031² = 60963566605922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38810 + ... + 38951.

It is an arithmetic number, because the mean of its divisors is an integer number (1399716).

Almost surely, 2^5521031 is an apocalyptic number.

5521031 is a deficient number, since it is larger than the sum of its proper divisors (77833).

5521031 is an equidigital number, since it uses as much as digits as its factorization.

5521031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77832.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 5521031 is about 2349.6874260207. The cubic root of 5521031 is about 176.7421207693.

Adding to 5521031 its reverse (1301255), we get a palindrome (6822286).

The spelling of 5521031 in words is "five million, five hundred twenty-one thousand, thirty-one".