84063078 has 48 divisors (see below), whose sum is σ = 200318976. Its totient is φ = 25265520.

The previous prime is 84063071. The next prime is 84063107. The reversal of 84063078 is 87036048.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84063071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23475 + ... + 26817.

It is an arithmetic number, because the mean of its divisors is an integer number (4173312).

Almost surely, 2^84063078 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84063078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100159488).

84063078 is an abundant number, since it is smaller than the sum of its proper divisors (116255898).

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

84063078 is a wasteful number, since it uses less digits than its factorization.

84063078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489 (or 3486 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 84063078 is about 9168.5919311528. The cubic root of 84063078 is about 438.0615100955.

The spelling of 84063078 in words is "eighty-four million, sixty-three thousand, seventy-eight".