85776344 has 16 divisors (see below), whose sum is σ = 161989800. Its totient is φ = 42579072.

The previous prime is 85776343. The next prime is 85776347. The reversal of 85776344 is 44367758.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 85776295 and 85776304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85776343) 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, 37457 + ... + 39680.

Almost surely, 2^85776344 is an apocalyptic number.

It is an amenable number.

85776344 is a deficient number, since it is larger than the sum of its proper divisors (76213456).

85776344 is a wasteful number, since it uses less digits than its factorization.

85776344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77282 (or 77278 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 85776344 is about 9261.5519217893. The cubic root of 85776344 is about 441.0175211526.

The spelling of 85776344 in words is "eighty-five million, seven hundred seventy-six thousand, three hundred forty-four".