873951516 has 72 divisors (see below), whose sum is σ = 2323636224. Its totient is φ = 276423840.

The previous prime is 873951499. The next prime is 873951523. The reversal of 873951516 is 615159378.

It is a happy number.

873951516 is a `hidden beast` number, since 87 + 3 + 9 + 51 + 516 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101001 + ... + 109311.

Almost surely, 2^873951516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873951516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1161818112).

873951516 is an abundant number, since it is smaller than the sum of its proper divisors (1449684708).

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

873951516 is a wasteful number, since it uses less digits than its factorization.

873951516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8471 (or 8466 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 873951516 is about 29562.6709889347. The cubic root of 873951516 is about 956.0834048367.

The spelling of 873951516 in words is "eight hundred seventy-three million, nine hundred fifty-one thousand, five hundred sixteen".