84234004 has 12 divisors (see below), whose sum is σ = 153818784. Its totient is φ = 40285784.

The previous prime is 84233983. The next prime is 84234019. The reversal of 84234004 is 40043248.

It is a self number, because there is not a number n which added to its sum of digits gives 84234004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457702 + ... + 457885.

It is an arithmetic number, because the mean of its divisors is an integer number (12818232).

Almost surely, 2^84234004 is an apocalyptic number.

It is an amenable number.

84234004 is a deficient number, since it is larger than the sum of its proper divisors (69584780).

84234004 is a wasteful number, since it uses less digits than its factorization.

84234004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915614 (or 915612 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 84234004 is about 9177.9084763360. The cubic root of 84234004 is about 438.3582135235.

The spelling of 84234004 in words is "eighty-four million, two hundred thirty-four thousand, four".