84289458 has 16 divisors (see below), whose sum is σ = 183904416. Its totient is φ = 25542240.

The previous prime is 84289427. The next prime is 84289459. The reversal of 84289458 is 85498248.

It is not an unprimeable number, because it can be changed into a prime (84289459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638491 + ... + 638622.

It is an arithmetic number, because the mean of its divisors is an integer number (11494026).

Almost surely, 2^84289458 is an apocalyptic number.

84289458 is an abundant number, since it is smaller than the sum of its proper divisors (99614958).

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

84289458 is a wasteful number, since it uses less digits than its factorization.

84289458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277129.

The product of its digits is 737280, while the sum is 48.

The square root of 84289458 is about 9180.9290379569. The cubic root of 84289458 is about 438.4543876050.

The spelling of 84289458 in words is "eighty-four million, two hundred eighty-nine thousand, four hundred fifty-eight".