873022273 has 4 divisors (see below), whose sum is σ = 873722500. Its totient is φ = 872322048.

The previous prime is 873022253. The next prime is 873022277. The reversal of 873022273 is 372220378.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 708464689 + 164557584 = 26617^2 + 12828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-873022273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873022277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348240 + ... + 350737.

It is an arithmetic number, because the mean of its divisors is an integer number (218430625).

Almost surely, 2^873022273 is an apocalyptic number.

It is an amenable number.

873022273 is a deficient number, since it is larger than the sum of its proper divisors (700227).

873022273 is a wasteful number, since it uses less digits than its factorization.

873022273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700226.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 873022273 is about 29546.9503164032. The cubic root of 873022273 is about 955.7444276503.

The spelling of 873022273 in words is "eight hundred seventy-three million, twenty-two thousand, two hundred seventy-three".