5574721 has 2 divisors, whose sum is σ = 5574722. Its totient is φ = 5574720.

The previous prime is 5574719. The next prime is 5574731. The reversal of 5574721 is 1274755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5574321 + 400 = 2361^2 + 20^2 .

It is a cyclic number.

It is not a de Polignac number, because 5574721 - 2¹ = 5574719 is a prime.

Together with 5574719, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5574731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2787360 + 2787361.

It is an arithmetic number, because the mean of its divisors is an integer number (2787361).

Almost surely, 2^5574721 is an apocalyptic number.

It is an amenable number.

5574721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5574721 is an equidigital number, since it uses as much as digits as its factorization.

5574721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9800, while the sum is 31.

The square root of 5574721 is about 2361.0847083491. The cubic root of 5574721 is about 177.3131910182.

The spelling of 5574721 in words is "five million, five hundred seventy-four thousand, seven hundred twenty-one".