484640621 has 2 divisors, whose sum is σ = 484640622. Its totient is φ = 484640620.

The previous prime is 484640603. The next prime is 484640627. The reversal of 484640621 is 126046484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 457746025 + 26894596 = 21395^2 + 5186^2 .

It is a cyclic number.

It is not a de Polignac number, because 484640621 - 2²⁶ = 417531757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (484640627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242320310 + 242320311.

It is an arithmetic number, because the mean of its divisors is an integer number (242320311).

Almost surely, 2^484640621 is an apocalyptic number.

It is an amenable number.

484640621 is a deficient number, since it is larger than the sum of its proper divisors (1).

484640621 is an equidigital number, since it uses as much as digits as its factorization.

484640621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 484640621 is about 22014.5547536170. The cubic root of 484640621 is about 785.4886924211.

The spelling of 484640621 in words is "four hundred eighty-four million, six hundred forty thousand, six hundred twenty-one".