8542858 has 16 divisors (see below), whose sum is σ = 13226976. Its totient is φ = 4136080.

The previous prime is 8542847. The next prime is 8542873. The reversal of 8542858 is 8582458.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8542858.

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, 8313 + ... + 9283.

It is an arithmetic number, because the mean of its divisors is an integer number (826686).

Almost surely, 2^8542858 is an apocalyptic number.

8542858 is a deficient number, since it is larger than the sum of its proper divisors (4684118).

8542858 is a wasteful number, since it uses less digits than its factorization.

8542858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109.

The product of its digits is 102400, while the sum is 40.

The square root of 8542858 is about 2922.8167920689. The cubic root of 8542858 is about 204.4251833050.

The spelling of 8542858 in words is "eight million, five hundred forty-two thousand, eight hundred fifty-eight".