85024558 has 4 divisors (see below), whose sum is σ = 127536840. Its totient is φ = 42512278.

The previous prime is 85024553. The next prime is 85024567. The reversal of 85024558 is 85542058.

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 (85024553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21256138 + ... + 21256141.

It is an arithmetic number, because the mean of its divisors is an integer number (31884210).

Almost surely, 2^85024558 is an apocalyptic number.

85024558 is a deficient number, since it is larger than the sum of its proper divisors (42512282).

85024558 is a wasteful number, since it uses less digits than its factorization.

85024558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42512281.

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 85024558 is about 9220.8762056542. The cubic root of 85024558 is about 439.7253071946.

The spelling of 85024558 in words is "eighty-five million, twenty-four thousand, five hundred fifty-eight".