2891673 has 8 divisors (see below), whose sum is σ = 4284000. Its totient is φ = 1927764.

The previous prime is 2891671. The next prime is 2891687. The reversal of 2891673 is 3761982.

It is not a de Polignac number, because 2891673 - 2¹ = 2891671 is a prime.

2891673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2891671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53523 + ... + 53576.

It is an arithmetic number, because the mean of its divisors is an integer number (535500).

2^2891673 is an apocalyptic number.

It is an amenable number.

2891673 is a deficient number, since it is larger than the sum of its proper divisors (1392327).

2891673 is a wasteful number, since it uses less digits than its factorization.

2891673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107108 (or 107102 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 2891673 is about 1700.4919876318. The cubic root of 2891673 is about 142.4676935073.

The spelling of 2891673 in words is "two million, eight hundred ninety-one thousand, six hundred seventy-three".