84856054 has 4 divisors (see below), whose sum is σ = 127284084. Its totient is φ = 42428026.

The previous prime is 84856043. The next prime is 84856069. The reversal of 84856054 is 45065848.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 84855998 and 84856016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21214012 + ... + 21214015.

It is an arithmetic number, because the mean of its divisors is an integer number (31821021).

Almost surely, 2^84856054 is an apocalyptic number.

84856054 is a deficient number, since it is larger than the sum of its proper divisors (42428030).

84856054 is a wasteful number, since it uses less digits than its factorization.

84856054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42428029.

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 84856054 is about 9211.7345814998. The cubic root of 84856054 is about 439.4346285287.

The spelling of 84856054 in words is "eighty-four million, eight hundred fifty-six thousand, fifty-four".