85477068 has 18 divisors (see below), whose sum is σ = 216067124. Its totient is φ = 28492344.

The previous prime is 85477061. The next prime is 85477081. The reversal of 85477068 is 86077458.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (85477061) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1187146 + ... + 1187217.

Almost surely, 2^85477068 is an apocalyptic number.

It is an amenable number.

85477068 is an abundant number, since it is smaller than the sum of its proper divisors (130590056).

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

85477068 is a wasteful number, since it uses less digits than its factorization.

85477068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2374373 (or 2374368 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The square root of 85477068 is about 9245.3809007525. The cubic root of 85477068 is about 440.5040160975.

The spelling of 85477068 in words is "eighty-five million, four hundred seventy-seven thousand, sixty-eight".