34500222 has 16 divisors (see below), whose sum is σ = 76667280. Its totient is φ = 11500056.

The previous prime is 34500211. The next prime is 34500239. The reversal of 34500222 is 22200543.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 34500195 and 34500204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319393 + ... + 319500.

It is an arithmetic number, because the mean of its divisors is an integer number (4791705).

Almost surely, 2^34500222 is an apocalyptic number.

34500222 is an abundant number, since it is smaller than the sum of its proper divisors (42167058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34500222 is a wasteful number, since it uses less digits than its factorization.

34500222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638904 (or 638898 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 34500222 is about 5873.6889600999. The cubic root of 34500222 is about 325.5422018378.

Adding to 34500222 its reverse (22200543), we get a palindrome (56700765).

The spelling of 34500222 in words is "thirty-four million, five hundred thousand, two hundred twenty-two".