85337377 has 4 divisors (see below), whose sum is σ = 85691716. Its totient is φ = 84983040.

The previous prime is 85337347. The next prime is 85337381. The reversal of 85337377 is 77373358.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57289761 + 28047616 = 7569^2 + 5296^2 .

It is a cyclic number.

It is not a de Polignac number, because 85337377 - 2⁷ = 85337249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85337347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176808 + ... + 177289.

It is an arithmetic number, because the mean of its divisors is an integer number (21422929).

Almost surely, 2^85337377 is an apocalyptic number.

It is an amenable number.

85337377 is a deficient number, since it is larger than the sum of its proper divisors (354339).

85337377 is a wasteful number, since it uses less digits than its factorization.

85337377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354338.

The product of its digits is 370440, while the sum is 43.

The square root of 85337377 is about 9237.8231743198. The cubic root of 85337377 is about 440.2639205205.

The spelling of 85337377 in words is "eighty-five million, three hundred thirty-seven thousand, three hundred seventy-seven".