484851221 has 2 divisors, whose sum is σ = 484851222. Its totient is φ = 484851220.

The previous prime is 484851217. The next prime is 484851229. The reversal of 484851221 is 122158484.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 451095121 + 33756100 = 21239^2 + 5810^2 .

It is a cyclic number.

It is not a de Polignac number, because 484851221 - 2² = 484851217 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (484851229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242425610 + 242425611.

It is an arithmetic number, because the mean of its divisors is an integer number (242425611).

Almost surely, 2^484851221 is an apocalyptic number.

It is an amenable number.

484851221 is a deficient number, since it is larger than the sum of its proper divisors (1).

484851221 is an equidigital number, since it uses as much as digits as its factorization.

484851221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20480, while the sum is 35.

The square root of 484851221 is about 22019.3374332653. The cubic root of 484851221 is about 785.6024536671.

The spelling of 484851221 in words is "four hundred eighty-four million, eight hundred fifty-one thousand, two hundred twenty-one".