85469984 has 24 divisors (see below), whose sum is σ = 169602048. Its totient is φ = 42396480.

The previous prime is 85469983. The next prime is 85469987. The reversal of 85469984 is 48996458.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85469983) 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, 6452 + ... + 14579.

It is an arithmetic number, because the mean of its divisors is an integer number (7066752).

Almost surely, 2^85469984 is an apocalyptic number.

It is an amenable number.

85469984 is a deficient number, since it is larger than the sum of its proper divisors (84132064).

85469984 is a wasteful number, since it uses less digits than its factorization.

85469984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21168 (or 21160 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 85469984 is about 9244.9977825849. The cubic root of 85469984 is about 440.4918466867.

The spelling of 85469984 in words is "eighty-five million, four hundred sixty-nine thousand, nine hundred eighty-four".