1482770221 has 2 divisors, whose sum is σ = 1482770222. Its totient is φ = 1482770220.

The previous prime is 1482770167. The next prime is 1482770231. The reversal of 1482770221 is 1220772841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1021122025 + 461648196 = 31955^2 + 21486^2 .

It is a cyclic number.

It is not a de Polignac number, because 1482770221 - 2¹⁷ = 1482639149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1482770231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 741385110 + 741385111.

It is an arithmetic number, because the mean of its divisors is an integer number (741385111).

Almost surely, 2^1482770221 is an apocalyptic number.

It is an amenable number.

1482770221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1482770221 is an equidigital number, since it uses as much as digits as its factorization.

1482770221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 1482770221 is about 38506.7555241934. The cubic root of 1482770221 is about 1140.3144256837.

The spelling of 1482770221 in words is "one billion, four hundred eighty-two million, seven hundred seventy thousand, two hundred twenty-one".