1689339227 has 4 divisors (see below), whose sum is σ = 1700527056. Its totient is φ = 1678151400.

The previous prime is 1689339173. The next prime is 1689339247. The reversal of 1689339227 is 7229339861.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1689339227 - 2⁶ = 1689339163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1689339247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5593688 + ... + 5593989.

It is an arithmetic number, because the mean of its divisors is an integer number (425131764).

Almost surely, 2^1689339227 is an apocalyptic number.

1689339227 is a deficient number, since it is larger than the sum of its proper divisors (11187829).

1689339227 is a wasteful number, since it uses less digits than its factorization.

1689339227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11187828.

The product of its digits is 979776, while the sum is 50.

The square root of 1689339227 is about 41101.5720745570. The cubic root of 1689339227 is about 1190.9831639120.

The spelling of 1689339227 in words is "one billion, six hundred eighty-nine million, three hundred thirty-nine thousand, two hundred twenty-seven".