85377375 has 64 divisors (see below), whose sum is σ = 161965440. Its totient is φ = 44352000.

The previous prime is 85377373. The next prime is 85377377. The reversal of 85377375 is 57377358.

It is an interprime number because it is at equal distance from previous prime (85377373) and next prime (85377377).

It is not a de Polignac number, because 85377375 - 2¹ = 85377373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 85377375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85377371) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138067 + ... + 138683.

It is an arithmetic number, because the mean of its divisors is an integer number (2530710).

Almost surely, 2^85377375 is an apocalyptic number.

85377375 is a deficient number, since it is larger than the sum of its proper divisors (76588065).

85377375 is a wasteful number, since it uses less digits than its factorization.

85377375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 666 counting only the distinct ones).

The product of its digits is 617400, while the sum is 45.

The square root of 85377375 is about 9239.9878246673. The cubic root of 85377375 is about 440.3326943153.

The spelling of 85377375 in words is "eighty-five million, three hundred seventy-seven thousand, three hundred seventy-five".