2538873 has 6 divisors (see below), whose sum is σ = 3667274. Its totient is φ = 1692576.

The previous prime is 2538871. The next prime is 2538883. The reversal of 2538873 is 3788352.

It can be written as a sum of positive squares in only one way, i.e., 1750329 + 788544 = 1323^2 + 888^2 .

It is not a de Polignac number, because 2538873 - 2¹ = 2538871 is a prime.

It is a super-2 number, since 2×2538873² = 12891752220258, which contains 22 as substring.

It is a Duffinian number.

2538873 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2538871) 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, 141040 + ... + 141057.

2^2538873 is an apocalyptic number.

It is an amenable number.

2538873 is a deficient number, since it is larger than the sum of its proper divisors (1128401).

2538873 is a wasteful number, since it uses less digits than its factorization.

2538873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282103 (or 282100 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 2538873 is about 1593.3841344761. The cubic root of 2538873 is about 136.4207163462.

The spelling of 2538873 in words is "two million, five hundred thirty-eight thousand, eight hundred seventy-three".