85977347 has 8 divisors (see below), whose sum is σ = 91872000. Its totient is φ = 80175744.

The previous prime is 85977329. The next prime is 85977377. The reversal of 85977347 is 74377958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85977347 - 2⁸ = 85977091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85977295 and 85977304.

It is not an unprimeable number, because it can be changed into a prime (85977317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21347 + ... + 25052.

It is an arithmetic number, because the mean of its divisors is an integer number (11484000).

Almost surely, 2^85977347 is an apocalyptic number.

85977347 is a deficient number, since it is larger than the sum of its proper divisors (5894653).

85977347 is a wasteful number, since it uses less digits than its factorization.

85977347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46525.

The product of its digits is 1481760, while the sum is 50.

The square root of 85977347 is about 9272.3970471502. The cubic root of 85977347 is about 441.3617368508.

The spelling of 85977347 in words is "eighty-five million, nine hundred seventy-seven thousand, three hundred forty-seven".