85567380 has 24 divisors (see below), whose sum is σ = 239588832. Its totient is φ = 22817952.

The previous prime is 85567367. The next prime is 85567397. The reversal of 85567380 is 8376558.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713002 + ... + 713121.

It is an arithmetic number, because the mean of its divisors is an integer number (9982868).

Almost surely, 2^85567380 is an apocalyptic number.

It is an amenable number.

85567380 is an abundant number, since it is smaller than the sum of its proper divisors (154021452).

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

85567380 is a wasteful number, since it uses less digits than its factorization.

85567380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426135 (or 1426133 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 85567380 is about 9250.2637800227. The cubic root of 85567380 is about 440.6591017317.

The spelling of 85567380 in words is "eighty-five million, five hundred sixty-seven thousand, three hundred eighty".