5520457 has 2 divisors, whose sum is σ = 5520458. Its totient is φ = 5520456.

The previous prime is 5520421. The next prime is 5520467. The reversal of 5520457 is 7540255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3767481 + 1752976 = 1941^2 + 1324^2 .

It is a cyclic number.

It is not a de Polignac number, because 5520457 - 2⁷ = 5520329 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5520467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760228 + 2760229.

It is an arithmetic number, because the mean of its divisors is an integer number (2760229).

Almost surely, 2^5520457 is an apocalyptic number.

It is an amenable number.

5520457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5520457 is an equidigital number, since it uses as much as digits as its factorization.

5520457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 5520457 is about 2349.5652789399. The cubic root of 5520457 is about 176.7359954947.

The spelling of 5520457 in words is "five million, five hundred twenty thousand, four hundred fifty-seven".