85229055 has 12 divisors (see below), whose sum is σ = 147730440. Its totient is φ = 45455472.

The previous prime is 85229047. The next prime is 85229059. The reversal of 85229055 is 55092258.

It is not a de Polignac number, because 85229055 - 2³ = 85229047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85229059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 946945 + ... + 947034.

It is an arithmetic number, because the mean of its divisors is an integer number (12310870).

Almost surely, 2^85229055 is an apocalyptic number.

85229055 is a deficient number, since it is larger than the sum of its proper divisors (62501385).

85229055 is a wasteful number, since it uses less digits than its factorization.

85229055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893990 (or 1893987 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 85229055 is about 9231.9583512925. The cubic root of 85229055 is about 440.0775603632.

The spelling of 85229055 in words is "eighty-five million, two hundred twenty-nine thousand, fifty-five".