85378622 has 16 divisors (see below), whose sum is σ = 152727552. Its totient is φ = 34999800.

The previous prime is 85378621. The next prime is 85378637. The reversal of 85378622 is 22687358.

It is a self number, because there is not a number n which added to its sum of digits gives 85378622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85378621) 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, 132254 + ... + 132897.

It is an arithmetic number, because the mean of its divisors is an integer number (9545472).

Almost surely, 2^85378622 is an apocalyptic number.

85378622 is a deficient number, since it is larger than the sum of its proper divisors (67348930).

85378622 is a wasteful number, since it uses less digits than its factorization.

85378622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265183.

The product of its digits is 161280, while the sum is 41.

The square root of 85378622 is about 9240.0553028648. The cubic root of 85378622 is about 440.3348381002.

The spelling of 85378622 in words is "eighty-five million, three hundred seventy-eight thousand, six hundred twenty-two".