34463220 has 144 divisors (see below), whose sum is σ = 109396224. Its totient is φ = 8096000.

The previous prime is 34463213. The next prime is 34463249. The reversal of 34463220 is 2236443.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 341170 + ... + 341270.

It is an arithmetic number, because the mean of its divisors is an integer number (759696).

Almost surely, 2^34463220 is an apocalyptic number.

34463220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34463220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54698112).

34463220 is an abundant number, since it is smaller than the sum of its proper divisors (74933004).

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

34463220 is a wasteful number, since it uses less digits than its factorization.

34463220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 34463220 is about 5870.5383058115. The cubic root of 34463220 is about 325.4257772582.

Adding to 34463220 its reverse (2236443), we get a palindrome (36699663).

It can be divided in two parts, 3446 and 3220, that added together give a palindrome (6666).

The spelling of 34463220 in words is "thirty-four million, four hundred sixty-three thousand, two hundred twenty".