8542458 has 12 divisors (see below), whose sum is σ = 18508698. Its totient is φ = 2847480.

The previous prime is 8542451. The next prime is 8542459.

8542458 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 8450649 + 91809 = 2907^2 + 303^2 .

It is not an unprimeable number, because it can be changed into a prime (8542451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237273 + ... + 237308.

Almost surely, 2^8542458 is an apocalyptic number.

8542458 is an abundant number, since it is smaller than the sum of its proper divisors (9966240).

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

8542458 is a wasteful number, since it uses less digits than its factorization.

8542458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474589 (or 474586 counting only the distinct ones).

The product of its digits is 51200, while the sum is 36.

The square root of 8542458 is about 2922.7483641258. The cubic root of 8542458 is about 204.4219926729.

The spelling of 8542458 in words is "eight million, five hundred forty-two thousand, four hundred fifty-eight".