34423320 has 64 divisors (see below), whose sum is σ = 106074720. Its totient is φ = 8930304.

The previous prime is 34423309. The next prime is 34423339. The reversal of 34423320 is 2332443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564 + ... + 8316.

Almost surely, 2^34423320 is an apocalyptic number.

34423320 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 34423320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53037360).

34423320 is an abundant number, since it is smaller than the sum of its proper divisors (71651400).

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

34423320 is a wasteful number, since it uses less digits than its factorization.

34423320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804 (or 7800 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 34423320 is about 5867.1389961377. The cubic root of 34423320 is about 325.3001408774.

Adding to 34423320 its reverse (2332443), we get a palindrome (36755763).

It can be divided in two parts, 34423 and 320, that added together give a palindrome (34743).

The spelling of 34423320 in words is "thirty-four million, four hundred twenty-three thousand, three hundred twenty".