34312222 has 16 divisors (see below), whose sum is σ = 62281440. Its totient is φ = 13840128.

The previous prime is 34312189. The next prime is 34312231. The reversal of 34312222 is 22221343.

It is a self number, because there is not a number n which added to its sum of digits gives 34312222.

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, 71847 + ... + 72322.

It is an arithmetic number, because the mean of its divisors is an integer number (3892590).

Almost surely, 2^34312222 is an apocalyptic number.

34312222 is a deficient number, since it is larger than the sum of its proper divisors (27969218).

34312222 is a wasteful number, since it uses less digits than its factorization.

34312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144195.

The product of its digits is 576, while the sum is 19.

The square root of 34312222 is about 5857.6635273802. The cubic root of 34312222 is about 324.9498052658.

Adding to 34312222 its reverse (22221343), we get a palindrome (56533565).

The spelling of 34312222 in words is "thirty-four million, three hundred twelve thousand, two hundred twenty-two".