87271698 has 16 divisors (see below), whose sum is σ = 178801056. Its totient is φ = 28380960.

The previous prime is 87271697. The next prime is 87271703. The reversal of 87271698 is 89617278.

It is not an unprimeable number, because it can be changed into a prime (87271697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177136 + ... + 177627.

It is an arithmetic number, because the mean of its divisors is an integer number (11175066).

Almost surely, 2^87271698 is an apocalyptic number.

87271698 is an abundant number, since it is smaller than the sum of its proper divisors (91529358).

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

87271698 is a wasteful number, since it uses less digits than its factorization.

87271698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354809.

The product of its digits is 338688, while the sum is 48.

The square root of 87271698 is about 9341.9322412443. The cubic root of 87271698 is about 443.5655497914.

The spelling of 87271698 in words is "eighty-seven million, two hundred seventy-one thousand, six hundred ninety-eight".