873918522 has 24 divisors (see below), whose sum is σ = 1895673780. Its totient is φ = 290970240.

The previous prime is 873918457. The next prime is 873918523. The reversal of 873918522 is 225819378.

It is a happy number.

873918522 is a `hidden beast` number, since 87 + 39 + 18 + 522 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 873734481 + 184041 = 29559^2 + 429^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (873918523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11697 + ... + 43412.

Almost surely, 2^873918522 is an apocalyptic number.

873918522 is an abundant number, since it is smaller than the sum of its proper divisors (1021755258).

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

873918522 is a wasteful number, since it uses less digits than its factorization.

873918522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55998 (or 55995 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 873918522 is about 29562.1129488404. The cubic root of 873918522 is about 956.0713731194.

It can be divided in two parts, 8739 and 18522, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 873918522 in words is "eight hundred seventy-three million, nine hundred eighteen thousand, five hundred twenty-two".