84426080 has 48 divisors (see below), whose sum is σ = 211196160. Its totient is φ = 31782912.

The previous prime is 84426079. The next prime is 84426091. The reversal of 84426080 is 8062448.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12800 + ... + 18239.

It is an arithmetic number, because the mean of its divisors is an integer number (4399920).

Almost surely, 2^84426080 is an apocalyptic number.

84426080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84426080 is an abundant number, since it is smaller than the sum of its proper divisors (126770080).

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

84426080 is a wasteful number, since it uses less digits than its factorization.

84426080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31071 (or 31063 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 84426080 is about 9188.3665577729. The cubic root of 84426080 is about 438.6911518110.

The spelling of 84426080 in words is "eighty-four million, four hundred twenty-six thousand, eighty".