84200434 has 8 divisors (see below), whose sum is σ = 128441520. Its totient is φ = 41386596.

The previous prime is 84200399. The next prime is 84200477. The reversal of 84200434 is 43400248.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 84200399 and 84200408.

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 3 ways as a sum of consecutive naturals, for example, 356664 + ... + 356899.

It is an arithmetic number, because the mean of its divisors is an integer number (16055190).

Almost surely, 2^84200434 is an apocalyptic number.

84200434 is a deficient number, since it is larger than the sum of its proper divisors (44241086).

84200434 is a wasteful number, since it uses less digits than its factorization.

84200434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713624.

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

The square root of 84200434 is about 9176.0794460379. The cubic root of 84200434 is about 438.2999724337.

The spelling of 84200434 in words is "eighty-four million, two hundred thousand, four hundred thirty-four".