84858042 has 8 divisors (see below), whose sum is σ = 169716096. Its totient is φ = 28286012.

The previous prime is 84858019. The next prime is 84858043. The reversal of 84858042 is 24085848.

It is a sphenic number, since it is the product of 3 distinct primes.

84858042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (84858043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7071498 + ... + 7071509.

It is an arithmetic number, because the mean of its divisors is an integer number (21214512).

Almost surely, 2^84858042 is an apocalyptic number.

84858042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84858042 is a wasteful number, since it uses less digits than its factorization.

84858042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14143012.

The product of its (nonzero) digits is 81920, while the sum is 39.

The square root of 84858042 is about 9211.8424867124. The cubic root of 84858042 is about 439.4380601802.

The spelling of 84858042 in words is "eighty-four million, eight hundred fifty-eight thousand, forty-two".