87316802 has 4 divisors (see below), whose sum is σ = 130975206. Its totient is φ = 43658400.

The previous prime is 87316793. The next prime is 87316819. The reversal of 87316802 is 20861378.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 86508601 + 808201 = 9301^2 + 899^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21829199 + ... + 21829202.

Almost surely, 2^87316802 is an apocalyptic number.

87316802 is a deficient number, since it is larger than the sum of its proper divisors (43658404).

87316802 is a wasteful number, since it uses less digits than its factorization.

87316802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43658403.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 87316802 is about 9344.3459910258. The cubic root of 87316802 is about 443.6419515550.

The spelling of 87316802 in words is "eighty-seven million, three hundred sixteen thousand, eight hundred two".