873217392 has 20 divisors (see below), whose sum is σ = 2255811720. Its totient is φ = 291072448.

The previous prime is 873217363. The next prime is 873217399. The reversal of 873217392 is 293712378.

It is a super-2 number, since 2×873217392² = 1525017227382563328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873217399) 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, 9095967 + ... + 9096062.

It is an arithmetic number, because the mean of its divisors is an integer number (112790586).

Almost surely, 2^873217392 is an apocalyptic number.

It is an amenable number.

873217392 is an abundant number, since it is smaller than the sum of its proper divisors (1382594328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873217392 is a wasteful number, since it uses less digits than its factorization.

873217392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18192040 (or 18192034 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 873217392 is about 29550.2519786211. The cubic root of 873217392 is about 955.8156247669.

The spelling of 873217392 in words is "eight hundred seventy-three million, two hundred seventeen thousand, three hundred ninety-two".