85558494 has 32 divisors (see below), whose sum is σ = 196310016. Its totient is φ = 24351840.

The previous prime is 85558489. The next prime is 85558507. The reversal of 85558494 is 49485558.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7624 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (6134688).

Almost surely, 2^85558494 is an apocalyptic number.

85558494 is an abundant number, since it is smaller than the sum of its proper divisors (110751522).

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

85558494 is a wasteful number, since it uses less digits than its factorization.

85558494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800.

The product of its digits is 1152000, while the sum is 48.

The square root of 85558494 is about 9249.7834569248. The cubic root of 85558494 is about 440.6438473503.

The spelling of 85558494 in words is "eighty-five million, five hundred fifty-eight thousand, four hundred ninety-four".