85377516 has 24 divisors (see below), whose sum is σ = 227673600. Its totient is φ = 24393552.

The previous prime is 85377437. The next prime is 85377527. The reversal of 85377516 is 61577358.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 508116 + ... + 508283.

It is an arithmetic number, because the mean of its divisors is an integer number (9486400).

Almost surely, 2^85377516 is an apocalyptic number.

It is an amenable number.

85377516 is an abundant number, since it is smaller than the sum of its proper divisors (142296084).

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

85377516 is a wasteful number, since it uses less digits than its factorization.

85377516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016413 (or 1016411 counting only the distinct ones).

The product of its digits is 176400, while the sum is 42.

The square root of 85377516 is about 9239.9954545443. The cubic root of 85377516 is about 440.3329367170.

The spelling of 85377516 in words is "eighty-five million, three hundred seventy-seven thousand, five hundred sixteen".