85355958 has 32 divisors (see below), whose sum is σ = 179131392. Its totient is φ = 27079200.

The previous prime is 85355953. The next prime is 85356017. The reversal of 85355958 is 85955358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85355953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7585 + ... + 15107.

It is an arithmetic number, because the mean of its divisors is an integer number (5597856).

Almost surely, 2^85355958 is an apocalyptic number.

85355958 is an abundant number, since it is smaller than the sum of its proper divisors (93775434).

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

85355958 is a wasteful number, since it uses less digits than its factorization.

85355958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7620.

The product of its digits is 1080000, while the sum is 48.

The square root of 85355958 is about 9238.8288218800. The cubic root of 85355958 is about 440.2958719370.

The spelling of 85355958 in words is "eighty-five million, three hundred fifty-five thousand, nine hundred fifty-eight".