1670522212 has 6 divisors (see below), whose sum is σ = 2923413878. Its totient is φ = 835261104.

The previous prime is 1670522207. The next prime is 1670522261. The reversal of 1670522212 is 2122250761.

It can be written as a sum of positive squares in only one way, i.e., 1560566016 + 109956196 = 39504^2 + 10486^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208815273 + ... + 208815280.

Almost surely, 2^1670522212 is an apocalyptic number.

It is an amenable number.

1670522212 is a deficient number, since it is larger than the sum of its proper divisors (1252891666).

1670522212 is a wasteful number, since it uses less digits than its factorization.

1670522212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417630557 (or 417630555 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1670522212 is about 40872.0223624914. The cubic root of 1670522212 is about 1186.5446483063.

Adding to 1670522212 its reverse (2122250761), we get a palindrome (3792772973).

The spelling of 1670522212 in words is "one billion, six hundred seventy million, five hundred twenty-two thousand, two hundred twelve".