34113220 has 24 divisors (see below), whose sum is σ = 75852504. Its totient is φ = 12842496.

The previous prime is 34113217. The next prime is 34113221. The reversal of 34113220 is 2231143.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11303044 + 22810176 = 3362^2 + 4776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34113194 and 34113203.

It is not an unprimeable number, because it can be changed into a prime (34113221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49827 + ... + 50506.

It is an arithmetic number, because the mean of its divisors is an integer number (3160521).

Almost surely, 2^34113220 is an apocalyptic number.

It is an amenable number.

34113220 is an abundant number, since it is smaller than the sum of its proper divisors (41739284).

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

34113220 is a wasteful number, since it uses less digits than its factorization.

34113220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100359 (or 100357 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 34113220 is about 5840.6523608241. The cubic root of 34113220 is about 324.3203786219.

Adding to 34113220 its reverse (2231143), we get a palindrome (36344363).

The spelling of 34113220 in words is "thirty-four million, one hundred thirteen thousand, two hundred twenty".