84863834 has 12 divisors (see below), whose sum is σ = 139920522. Its totient is φ = 38574360.

The previous prime is 84863827. The next prime is 84863839. The reversal of 84863834 is 43836848.

It can be written as a sum of positive squares in only one way, i.e., 81956809 + 2907025 = 9053^2 + 1705^2 .

It is not an unprimeable number, because it can be changed into a prime (84863839) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 175097 + ... + 175580.

Almost surely, 2^84863834 is an apocalyptic number.

84863834 is a deficient number, since it is larger than the sum of its proper divisors (55056688).

84863834 is a wasteful number, since it uses less digits than its factorization.

84863834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350701 (or 350690 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The square root of 84863834 is about 9212.1568592811. The cubic root of 84863834 is about 439.4480579257.

The spelling of 84863834 in words is "eighty-four million, eight hundred sixty-three thousand, eight hundred thirty-four".