84090048 has 224 divisors, whose sum is σ = 277977600. Its totient is φ = 21897216.

The previous prime is 84089989. The next prime is 84090059. The reversal of 84090048 is 84009048.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×84090048² = 14142272345284608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 944788 + ... + 944876.

Almost surely, 2^84090048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84090048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138988800).

84090048 is an abundant number, since it is smaller than the sum of its proper divisors (193887552).

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

84090048 is a wasteful number, since it uses less digits than its factorization.

84090048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 84090048 is about 9170.0625952062. The cubic root of 84090048 is about 438.1083529185.

The spelling of 84090048 in words is "eighty-four million, ninety thousand, forty-eight".