85343777 has 8 divisors (see below), whose sum is σ = 91126464. Its totient is φ = 79733808.

The previous prime is 85343767. The next prime is 85343807. The reversal of 85343777 is 77734358.

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 85343777 - 2⁴ = 85343761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85343707) 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, 42158 + ... + 44135.

It is an arithmetic number, because the mean of its divisors is an integer number (11390808).

Almost surely, 2^85343777 is an apocalyptic number.

It is an amenable number.

85343777 is a deficient number, since it is larger than the sum of its proper divisors (5782687).

85343777 is a wasteful number, since it uses less digits than its factorization.

85343777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86359.

The product of its digits is 493920, while the sum is 44.

The square root of 85343777 is about 9238.1695697795. The cubic root of 85343777 is about 440.2749263218.

The spelling of 85343777 in words is "eighty-five million, three hundred forty-three thousand, seven hundred seventy-seven".