7231873 has 12 divisors (see below), whose sum is σ = 8075088. Its totient is φ = 6422240.

The previous prime is 7231871. The next prime is 7231879. The reversal of 7231873 is 3781327.

It is not a de Polignac number, because 7231873 - 2¹ = 7231871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7231871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81213 + ... + 81301.

It is an arithmetic number, because the mean of its divisors is an integer number (672924).

Almost surely, 2^7231873 is an apocalyptic number.

It is an amenable number.

7231873 is a deficient number, since it is larger than the sum of its proper divisors (843215).

7231873 is an equidigital number, since it uses as much as digits as its factorization.

7231873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 183 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 7231873 is about 2689.2141974934. The cubic root of 7231873 is about 193.3823930854.

The spelling of 7231873 in words is "seven million, two hundred thirty-one thousand, eight hundred seventy-three".