84943320 has 256 divisors, whose sum is σ = 329702400. Its totient is φ = 16988160.

The previous prime is 84943307. The next prime is 84943333. The reversal of 84943320 is 2334948.

It is an interprime number because it is at equal distance from previous prime (84943307) and next prime (84943333).

It is a super-2 number, since 2×84943320² = 14430735225244800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 267802 + ... + 268118.

It is an arithmetic number, because the mean of its divisors is an integer number (1287900).

Almost surely, 2^84943320 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 84943320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164851200).

84943320 is an abundant number, since it is smaller than the sum of its proper divisors (244759080).

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

84943320 is a wasteful number, since it uses less digits than its factorization.

84943320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 84943320 is about 9216.4700400967. The cubic root of 84943320 is about 439.5852151688.

The spelling of 84943320 in words is "eighty-four million, nine hundred forty-three thousand, three hundred twenty".