89271688 has 16 divisors (see below), whose sum is σ = 182601360. Its totient is φ = 40578000.

The previous prime is 89271683. The next prime is 89271691. The reversal of 89271688 is 88617298.

It is not an unprimeable number, because it can be changed into a prime (89271683) 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 3 ways as a sum of consecutive naturals, for example, 507138 + ... + 507313.

It is an arithmetic number, because the mean of its divisors is an integer number (11412585).

Almost surely, 2^89271688 is an apocalyptic number.

89271688 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

89271688 is an abundant number, since it is smaller than the sum of its proper divisors (93329672).

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

89271688 is a wasteful number, since it uses less digits than its factorization.

89271688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014468 (or 1014464 counting only the distinct ones).

The product of its digits is 387072, while the sum is 49.

The square root of 89271688 is about 9448.3695948031. The cubic root of 89271688 is about 446.9283617827.

The spelling of 89271688 in words is "eighty-nine million, two hundred seventy-one thousand, six hundred eighty-eight".