1670681222 has 64 divisors (see below), whose sum is σ = 3180072960. Its totient is φ = 641389056.

The previous prime is 1670681209. The next prime is 1670681231. The reversal of 1670681222 is 2221860761.

It is a congruent number.

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 in 31 ways as a sum of consecutive naturals, for example, 1307648 + ... + 1308924.

It is an arithmetic number, because the mean of its divisors is an integer number (49688640).

Almost surely, 2^1670681222 is an apocalyptic number.

1670681222 is a deficient number, since it is larger than the sum of its proper divisors (1509391738).

1670681222 is a wasteful number, since it uses less digits than its factorization.

1670681222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 1670681222 is about 40873.9675343610. The cubic root of 1670681222 is about 1186.5822945140.

The spelling of 1670681222 in words is "one billion, six hundred seventy million, six hundred eighty-one thousand, two hundred twenty-two".