85426958 has 4 divisors (see below), whose sum is σ = 128140440. Its totient is φ = 42713478.

The previous prime is 85426951. The next prime is 85426961. The reversal of 85426958 is 85962458.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85426951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21356738 + ... + 21356741.

It is an arithmetic number, because the mean of its divisors is an integer number (32035110).

Almost surely, 2^85426958 is an apocalyptic number.

85426958 is a deficient number, since it is larger than the sum of its proper divisors (42713482).

85426958 is a wasteful number, since it uses less digits than its factorization.

85426958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42713481.

The product of its digits is 691200, while the sum is 47.

The square root of 85426958 is about 9242.6705015380. The cubic root of 85426958 is about 440.4179190438.

The spelling of 85426958 in words is "eighty-five million, four hundred twenty-six thousand, nine hundred fifty-eight".