85558648 has 32 divisors (see below), whose sum is σ = 187608960. Its totient is φ = 35814240.

The previous prime is 85558573. The next prime is 85558651. The reversal of 85558648 is 84685558.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15358 + ... + 20173.

It is an arithmetic number, because the mean of its divisors is an integer number (5862780).

Almost surely, 2^85558648 is an apocalyptic number.

It is an amenable number.

85558648 is an abundant number, since it is smaller than the sum of its proper divisors (102050312).

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

85558648 is a wasteful number, since it uses less digits than its factorization.

85558648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35587 (or 35583 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 49.

The square root of 85558648 is about 9249.7917814403. The cubic root of 85558648 is about 440.6441117274.

The spelling of 85558648 in words is "eighty-five million, five hundred fifty-eight thousand, six hundred forty-eight".