84043408 has 10 divisors (see below), whose sum is σ = 162834134. Its totient is φ = 42021696.

The previous prime is 84043373. The next prime is 84043417. The reversal of 84043408 is 80434048.

It can be written as a sum of positive squares in only one way, i.e., 57335184 + 26708224 = 7572^2 + 5168^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84043408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2626341 + ... + 2626372.

Almost surely, 2^84043408 is an apocalyptic number.

It is an amenable number.

84043408 is a deficient number, since it is larger than the sum of its proper divisors (78790726).

84043408 is a wasteful number, since it uses less digits than its factorization.

84043408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5252721 (or 5252715 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 84043408 is about 9167.5191845995. The cubic root of 84043408 is about 438.0273399529.

The spelling of 84043408 in words is "eighty-four million, forty-three thousand, four hundred eight".