86400984 has 16 divisors (see below), whose sum is σ = 216002520. Its totient is φ = 28800320.

The previous prime is 86400983. The next prime is 86400997. The reversal of 86400984 is 48900468.

86400984 is a modest number, since divided by 984 gives 864 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86400983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799997 + ... + 1800044.

Almost surely, 2^86400984 is an apocalyptic number.

It is an amenable number.

86400984 is an abundant number, since it is smaller than the sum of its proper divisors (129601536).

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

86400984 is a wasteful number, since it uses less digits than its factorization.

86400984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600050 (or 3600046 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 86400984 is about 9295.2129615195. The cubic root of 86400984 is about 442.0854581115.

The spelling of 86400984 in words is "eighty-six million, four hundred thousand, nine hundred eighty-four".