84890046 has 16 divisors (see below), whose sum is σ = 169899408. Its totient is φ = 28276800.

The previous prime is 84890023. The next prime is 84890053. The reversal of 84890046 is 64009848.

It is a junction number, because it is equal to n+sod(n) for n = 84889986 and 84890013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6216 + ... + 14436.

It is an arithmetic number, because the mean of its divisors is an integer number (10618713).

Almost surely, 2^84890046 is an apocalyptic number.

84890046 is an abundant number, since it is smaller than the sum of its proper divisors (85009362).

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

84890046 is a wasteful number, since it uses less digits than its factorization.

84890046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9947.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 84890046 is about 9213.5794347257. The cubic root of 84890046 is about 439.4932975613.

The spelling of 84890046 in words is "eighty-four million, eight hundred ninety thousand, forty-six".