84068880 has 160 divisors (see below), whose sum is σ = 300647424. Its totient is φ = 19035648.

The previous prime is 84068867. The next prime is 84068911. The reversal of 84068880 is 8886048.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 273687 + ... + 273993.

Almost surely, 2^84068880 is an apocalyptic number.

84068880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84068880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150323712).

84068880 is an abundant number, since it is smaller than the sum of its proper divisors (216578544).

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

84068880 is a wasteful number, since it uses less digits than its factorization.

84068880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 42.

The square root of 84068880 is about 9168.9083319662. The cubic root of 84068880 is about 438.0715881403.

It can be divided in two parts, 84068 and 880, that added together give a palindrome (84948).

The spelling of 84068880 in words is "eighty-four million, sixty-eight thousand, eight hundred eighty".