34131222 has 24 divisors (see below), whose sum is σ = 74411064. Its totient is φ = 11306304.

The previous prime is 34131199. The next prime is 34131247. The reversal of 34131222 is 22213143.

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 = 34131195 and 34131204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2883 + ... + 8750.

It is an arithmetic number, because the mean of its divisors is an integer number (3100461).

Almost surely, 2^34131222 is an apocalyptic number.

34131222 is an abundant number, since it is smaller than the sum of its proper divisors (40279842).

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

34131222 is a wasteful number, since it uses less digits than its factorization.

34131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11804 (or 11801 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 34131222 is about 5842.1932525380. The cubic root of 34131222 is about 324.3774179824.

Adding to 34131222 its reverse (22213143), we get a palindrome (56344365).

The spelling of 34131222 in words is "thirty-four million, one hundred thirty-one thousand, two hundred twenty-two".