10673989 has 4 divisors (see below), whose sum is σ = 10685356. Its totient is φ = 10662624.

The previous prime is 10673947. The next prime is 10674007. The reversal of 10673989 is 98937601.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9333025 + 1340964 = 3055^2 + 1158^2 .

It is a cyclic number.

It is not a de Polignac number, because 10673989 - 2⁹ = 10673477 is a prime.

It is a super-2 number, since 2×10673989² = 227868082344242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10673939) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4134 + ... + 6199.

It is an arithmetic number, because the mean of its divisors is an integer number (2671339).

Almost surely, 2^10673989 is an apocalyptic number.

It is an amenable number.

10673989 is a deficient number, since it is larger than the sum of its proper divisors (11367).

10673989 is a wasteful number, since it uses less digits than its factorization.

10673989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 10673989 is about 3267.1071301688. The cubic root of 10673989 is about 220.1788421797.

The spelling of 10673989 in words is "ten million, six hundred seventy-three thousand, nine hundred eighty-nine".