84084456 has 32 divisors (see below), whose sum is σ = 217461600. Its totient is φ = 27061440.

The previous prime is 84084439. The next prime is 84084463. The reversal of 84084456 is 65448048.

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, 59710 + ... + 61101.

It is an arithmetic number, because the mean of its divisors is an integer number (6795675).

Almost surely, 2^84084456 is an apocalyptic number.

It is an amenable number.

84084456 is an abundant number, since it is smaller than the sum of its proper divisors (133377144).

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

84084456 is a wasteful number, since it uses less digits than its factorization.

84084456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120849 (or 120845 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 84084456 is about 9169.7576849119. The cubic root of 84084456 is about 438.0986412809.

The spelling of 84084456 in words is "eighty-four million, eighty-four thousand, four hundred fifty-six".