7044721 has 2 divisors, whose sum is σ = 7044722. Its totient is φ = 7044720.

The previous prime is 7044703. The next prime is 7044731. The reversal of 7044721 is 1274407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6305121 + 739600 = 2511^2 + 860^2 .

It is a cyclic number.

It is not a de Polignac number, because 7044721 - 2⁹ = 7044209 is a prime.

It is not a weakly prime, because it can be changed into another prime (7044731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522360 + 3522361.

It is an arithmetic number, because the mean of its divisors is an integer number (3522361).

Almost surely, 2^7044721 is an apocalyptic number.

It is an amenable number.

7044721 is a deficient number, since it is larger than the sum of its proper divisors (1).

7044721 is an equidigital number, since it uses as much as digits as its factorization.

7044721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 7044721 is about 2654.1893300969. The cubic root of 7044721 is about 191.6996261739.

The spelling of 7044721 in words is "seven million, forty-four thousand, seven hundred twenty-one".