85052222 has 4 divisors (see below), whose sum is σ = 127578336. Its totient is φ = 42526110.

The previous prime is 85052197. The next prime is 85052243. The reversal of 85052222 is 22225058.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 85052191 and 85052200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21263054 + ... + 21263057.

It is an arithmetic number, because the mean of its divisors is an integer number (31894584).

Almost surely, 2^85052222 is an apocalyptic number.

85052222 is a deficient number, since it is larger than the sum of its proper divisors (42526114).

85052222 is a wasteful number, since it uses less digits than its factorization.

85052222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42526113.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 85052222 is about 9222.3761580191. The cubic root of 85052222 is about 439.7729924051.

The spelling of 85052222 in words is "eighty-five million, fifty-two thousand, two hundred twenty-two".