873274638 has 16 divisors (see below), whose sum is σ = 1748537856. Its totient is φ = 290760120.

The previous prime is 873274631. The next prime is 873274639. The reversal of 873274638 is 836472378.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873274631) 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 7 ways as a sum of consecutive naturals, for example, 77118 + ... + 87713.

It is an arithmetic number, because the mean of its divisors is an integer number (109283616).

Almost surely, 2^873274638 is an apocalyptic number.

873274638 is an abundant number, since it is smaller than the sum of its proper divisors (875263218).

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

873274638 is a wasteful number, since it uses less digits than its factorization.

873274638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165719.

The product of its digits is 1354752, while the sum is 48.

The square root of 873274638 is about 29551.2205839285. The cubic root of 873274638 is about 955.8365112899.

The spelling of 873274638 in words is "eight hundred seventy-three million, two hundred seventy-four thousand, six hundred thirty-eight".