2997873 has 6 divisors (see below), whose sum is σ = 4330274. Its totient is φ = 1998576.

The previous prime is 2997871. The next prime is 2997887. The reversal of 2997873 is 3787992.

It can be written as a sum of positive squares in only one way, i.e., 2934369 + 63504 = 1713^2 + 252^2 .

It is not a de Polignac number, because 2997873 - 2¹ = 2997871 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 9² + 9³ + 7⁵ + 8³ + 7⁷ + 3¹⁰ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2997871) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166540 + ... + 166557.

2^2997873 is an apocalyptic number.

It is an amenable number.

2997873 is a deficient number, since it is larger than the sum of its proper divisors (1332401).

2997873 is a wasteful number, since it uses less digits than its factorization.

2997873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333103 (or 333100 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 2997873 is about 1731.4366866854. The cubic root of 2997873 is about 144.1908638073.

The spelling of 2997873 in words is "two million, nine hundred ninety-seven thousand, eight hundred seventy-three".