85534404 has 24 divisors (see below), whose sum is σ = 199772160. Its totient is φ = 28484064.

The previous prime is 85534391. The next prime is 85534441. The reversal of 85534404 is 40443558.

It is a super-2 number, since 2×85534404² = 14632268535270432, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12562 + ... + 18134.

It is an arithmetic number, because the mean of its divisors is an integer number (8323840).

Almost surely, 2^85534404 is an apocalyptic number.

It is an amenable number.

85534404 is an abundant number, since it is smaller than the sum of its proper divisors (114237756).

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

85534404 is a wasteful number, since it uses less digits than its factorization.

85534404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6859 (or 6857 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 85534404 is about 9248.4811726034. The cubic root of 85534404 is about 440.6024873162.

The spelling of 85534404 in words is "eighty-five million, five hundred thirty-four thousand, four hundred four".