84074634 has 48 divisors (see below), whose sum is σ = 212629248. Its totient is φ = 23508576.

The previous prime is 84074597. The next prime is 84074657. The reversal of 84074634 is 43647048.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1177 + ... + 13020.

It is an arithmetic number, because the mean of its divisors is an integer number (4429776).

Almost surely, 2^84074634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84074634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106314624).

84074634 is an abundant number, since it is smaller than the sum of its proper divisors (128554614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84074634 is a wasteful number, since it uses less digits than its factorization.

84074634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14259 (or 14256 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 84074634 is about 9169.2221044099. Note that the first 3 decimals coincide. The cubic root of 84074634 is about 438.0815823514.

It can be divided in two parts, 8407 and 4634, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 84074634 in words is "eighty-four million, seventy-four thousand, six hundred thirty-four".