87577116 has 24 divisors (see below), whose sum is σ = 222923904. Its totient is φ = 26538480.

The previous prime is 87577103. The next prime is 87577117. The reversal of 87577116 is 61177578.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87577117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331600 + ... + 331863.

It is an arithmetic number, because the mean of its divisors is an integer number (9288496).

Almost surely, 2^87577116 is an apocalyptic number.

It is an amenable number.

87577116 is an abundant number, since it is smaller than the sum of its proper divisors (135346788).

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

87577116 is a wasteful number, since it uses less digits than its factorization.

87577116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663481 (or 663479 counting only the distinct ones).

The product of its digits is 82320, while the sum is 42.

The square root of 87577116 is about 9358.2645827098. The cubic root of 87577116 is about 444.0823846800.

The spelling of 87577116 in words is "eighty-seven million, five hundred seventy-seven thousand, one hundred sixteen".