85822078 has 16 divisors (see below), whose sum is σ = 133562880. Its totient is φ = 41309856.

The previous prime is 85822073. The next prime is 85822081. The reversal of 85822078 is 87022858.

It is a self number, because there is not a number n which added to its sum of digits gives 85822078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85822073) 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, 19651 + ... + 23617.

It is an arithmetic number, because the mean of its divisors is an integer number (8347680).

Almost surely, 2^85822078 is an apocalyptic number.

85822078 is a deficient number, since it is larger than the sum of its proper divisors (47740802).

85822078 is a wasteful number, since it uses less digits than its factorization.

85822078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 85822078 is about 9264.0206174209. The cubic root of 85822078 is about 441.0958874045.

The spelling of 85822078 in words is "eighty-five million, eight hundred twenty-two thousand, seventy-eight".