85671498 has 16 divisors (see below), whose sum is σ = 186919776. Its totient is φ = 25961040.

The previous prime is 85671491. The next prime is 85671529. The reversal of 85671498 is 89417658.

It is not an unprimeable number, because it can be changed into a prime (85671491) 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, 648961 + ... + 649092.

It is an arithmetic number, because the mean of its divisors is an integer number (11682486).

Almost surely, 2^85671498 is an apocalyptic number.

85671498 is an abundant number, since it is smaller than the sum of its proper divisors (101248278).

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

85671498 is a wasteful number, since it uses less digits than its factorization.

85671498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298069.

The product of its digits is 483840, while the sum is 48.

The square root of 85671498 is about 9255.8899085933. The cubic root of 85671498 is about 440.8377599534.

The spelling of 85671498 in words is "eighty-five million, six hundred seventy-one thousand, four hundred ninety-eight".