85458236 has 12 divisors (see below), whose sum is σ = 150212328. Its totient is φ = 42540432.

The previous prime is 85458229. The next prime is 85458239. The reversal of 85458236 is 63285458.

It is a super-2 number, since 2×85458236² = 14606220200463392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85458193 and 85458202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85458239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46151 + ... + 47966.

It is an arithmetic number, because the mean of its divisors is an integer number (12517694).

Almost surely, 2^85458236 is an apocalyptic number.

It is an amenable number.

85458236 is a deficient number, since it is larger than the sum of its proper divisors (64754092).

85458236 is a wasteful number, since it uses less digits than its factorization.

85458236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94348 (or 94346 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 85458236 is about 9244.3623901273. The cubic root of 85458236 is about 440.4716636350.

The spelling of 85458236 in words is "eighty-five million, four hundred fifty-eight thousand, two hundred thirty-six".