85121498 has 32 divisors (see below), whose sum is σ = 162207360. Its totient is φ = 32535360.

The previous prime is 85121471. The next prime is 85121503. The reversal of 85121498 is 89412158.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2948 + ... + 13376.

It is an arithmetic number, because the mean of its divisors is an integer number (5068980).

Almost surely, 2^85121498 is an apocalyptic number.

85121498 is a deficient number, since it is larger than the sum of its proper divisors (77085862).

85121498 is a wasteful number, since it uses less digits than its factorization.

85121498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10502.

The product of its digits is 23040, while the sum is 38.

The square root of 85121498 is about 9226.1312585504. The cubic root of 85121498 is about 439.8923600331.

The spelling of 85121498 in words is "eighty-five million, one hundred twenty-one thousand, four hundred ninety-eight".