1606969273 has 8 divisors (see below), whose sum is σ = 1977808448. Its totient is φ = 1271448144.

The previous prime is 1606969249. The next prime is 1606969283. The reversal of 1606969273 is 3729696061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1606969273 - 2²⁵ = 1573414841 is a prime.

It is a super-2 number, since 2×1606969273² = 5164700488732297058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1606969283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8829411 + ... + 8829592.

It is an arithmetic number, because the mean of its divisors is an integer number (247226056).

Almost surely, 2^1606969273 is an apocalyptic number.

1606969273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1606969273 is a deficient number, since it is larger than the sum of its proper divisors (370839175).

1606969273 is a wasteful number, since it uses less digits than its factorization.

1606969273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17659023.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 1606969273 is about 40087.0212537674. The cubic root of 1606969273 is about 1171.3028254014.

The spelling of 1606969273 in words is "one billion, six hundred six million, nine hundred sixty-nine thousand, two hundred seventy-three".