2531273 has 4 divisors (see below), whose sum is σ = 2542848. Its totient is φ = 2519700.

The previous prime is 2531267. The next prime is 2531293. The reversal of 2531273 is 3721352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2531273 - 2⁶ = 2531209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531203) 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, 5453 + ... + 5898.

It is an arithmetic number, because the mean of its divisors is an integer number (635712).

2^2531273 is an apocalyptic number.

It is an amenable number.

2531273 is a deficient number, since it is larger than the sum of its proper divisors (11575).

2531273 is a wasteful number, since it uses less digits than its factorization.

2531273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11574.

The product of its digits is 1260, while the sum is 23.

The square root of 2531273 is about 1590.9974858560. The cubic root of 2531273 is about 136.2844572392.

The spelling of 2531273 in words is "two million, five hundred thirty-one thousand, two hundred seventy-three".