5046721 has 2 divisors, whose sum is σ = 5046722. Its totient is φ = 5046720.

The previous prime is 5046703. The next prime is 5046733. The reversal of 5046721 is 1276405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 1860496 = 1785^2 + 1364^2 .

It is a cyclic number.

It is not a de Polignac number, because 5046721 - 2¹¹ = 5044673 is a prime.

5046721 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5049721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2523360 + 2523361.

It is an arithmetic number, because the mean of its divisors is an integer number (2523361).

Almost surely, 2^5046721 is an apocalyptic number.

It is an amenable number.

5046721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5046721 is an equidigital number, since it uses as much as digits as its factorization.

5046721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 5046721 is about 2246.4908190331. The cubic root of 5046721 is about 171.5285561903.

It can be divided in two parts, 504 and 6721, that added together give a square (7225 = 85²).

The spelling of 5046721 in words is "five million, forty-six thousand, seven hundred twenty-one".