80587882 has 4 divisors (see below), whose sum is σ = 120881826. Its totient is φ = 40293940.

The previous prime is 80587861. The next prime is 80587889. The reversal of 80587882 is 28878508.

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., 61324561 + 19263321 = 7831^2 + 4389^2 .

It is not an unprimeable number, because it can be changed into a prime (80587889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20146969 + ... + 20146972.

Almost surely, 2^80587882 is an apocalyptic number.

80587882 is a deficient number, since it is larger than the sum of its proper divisors (40293944).

80587882 is a wasteful number, since it uses less digits than its factorization.

80587882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40293943.

The product of its (nonzero) digits is 286720, while the sum is 46.

The square root of 80587882 is about 8977.0753589351. The cubic root of 80587882 is about 431.9398242942.

The spelling of 80587882 in words is "eighty million, five hundred eighty-seven thousand, eight hundred eighty-two".