84263894 has 16 divisors (see below), whose sum is σ = 148493520. Its totient is φ = 35355360.

The previous prime is 84263887. The next prime is 84263909. The reversal of 84263894 is 49836248.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147029 + ... + 147600.

It is an arithmetic number, because the mean of its divisors is an integer number (9280845).

Almost surely, 2^84263894 is an apocalyptic number.

84263894 is a deficient number, since it is larger than the sum of its proper divisors (64229626).

84263894 is a wasteful number, since it uses less digits than its factorization.

84263894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294655.

The product of its digits is 331776, while the sum is 44.

The square root of 84263894 is about 9179.5366985486. The cubic root of 84263894 is about 438.4100571056.

The spelling of 84263894 in words is "eighty-four million, two hundred sixty-three thousand, eight hundred ninety-four".