84022470 has 96 divisors (see below), whose sum is σ = 251304768. Its totient is φ = 19079424.

The previous prime is 84022469. The next prime is 84022487. The reversal of 84022470 is 7422048.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123772 + ... + 124448.

It is an arithmetic number, because the mean of its divisors is an integer number (2617758).

Almost surely, 2^84022470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84022470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125652384).

84022470 is an abundant number, since it is smaller than the sum of its proper divisors (167282298).

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

84022470 is a wasteful number, since it uses less digits than its factorization.

84022470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894 (or 891 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 84022470 is about 9166.3771469431. The cubic root of 84022470 is about 437.9909612196.

The spelling of 84022470 in words is "eighty-four million, twenty-two thousand, four hundred seventy".