873495393 has 4 divisors (see below), whose sum is σ = 1164660528. Its totient is φ = 582330260.

The previous prime is 873495391. The next prime is 873495433. The reversal of 873495393 is 393594378.

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 873495393 - 2¹ = 873495391 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (873495391) 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, 145582563 + ... + 145582568.

It is an arithmetic number, because the mean of its divisors is an integer number (291165132).

Almost surely, 2^873495393 is an apocalyptic number.

It is an amenable number.

873495393 is a deficient number, since it is larger than the sum of its proper divisors (291165135).

873495393 is a wasteful number, since it uses less digits than its factorization.

873495393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291165134.

The product of its digits is 2449440, while the sum is 51.

The square root of 873495393 is about 29554.9554728137. The cubic root of 873495393 is about 955.9170464398.

The spelling of 873495393 in words is "eight hundred seventy-three million, four hundred ninety-five thousand, three hundred ninety-three".