84856042 has 8 divisors (see below), whose sum is σ = 129441600. Its totient is φ = 41708844.

The previous prime is 84855997. The next prime is 84856043. The reversal of 84856042 is 24065848.

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

It is a junction number, because it is equal to n+sod(n) for n = 84855992 and 84856010.

It is not an unprimeable number, because it can be changed into a prime (84856043) 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, 359442 + ... + 359677.

It is an arithmetic number, because the mean of its divisors is an integer number (16180200).

Almost surely, 2^84856042 is an apocalyptic number.

84856042 is a deficient number, since it is larger than the sum of its proper divisors (44585558).

84856042 is a wasteful number, since it uses less digits than its factorization.

84856042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719180.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 84856042 is about 9211.7339301567. The cubic root of 84856042 is about 439.4346078143.

The spelling of 84856042 in words is "eighty-four million, eight hundred fifty-six thousand, forty-two".