873457533 has 32 divisors (see below), whose sum is σ = 1395457280. Its totient is φ = 536777280.

The previous prime is 873457523. The next prime is 873457547. The reversal of 873457533 is 335754378.

873457533 is a `hidden beast` number, since 8 + 73 + 4 + 575 + 3 + 3 = 666.

It is not a de Polignac number, because 873457533 - 2⁶ = 873457469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873457523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371943 + ... + 374283.

It is an arithmetic number, because the mean of its divisors is an integer number (43608040).

Almost surely, 2^873457533 is an apocalyptic number.

It is an amenable number.

873457533 is a deficient number, since it is larger than the sum of its proper divisors (521999747).

873457533 is a wasteful number, since it uses less digits than its factorization.

873457533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426 (or 3420 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 873457533 is about 29554.3149641469. The cubic root of 873457533 is about 955.9032354369.

The spelling of 873457533 in words is "eight hundred seventy-three million, four hundred fifty-seven thousand, five hundred thirty-three".