34324440 has 64 divisors (see below), whose sum is σ = 106306560. Its totient is φ = 8856960.

The previous prime is 34324403. The next prime is 34324457. The reversal of 34324440 is 4442343.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 34324440.

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, 894 + ... + 8333.

It is an arithmetic number, because the mean of its divisors is an integer number (1661040).

Almost surely, 2^34324440 is an apocalyptic number.

34324440 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 34324440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53153280).

34324440 is an abundant number, since it is smaller than the sum of its proper divisors (71982120).

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

34324440 is a wasteful number, since it uses less digits than its factorization.

34324440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9272 (or 9268 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 34324440 is about 5858.7063418471. The cubic root of 34324440 is about 324.9883703925.

Adding to 34324440 its reverse (4442343), we get a palindrome (38766783).

The spelling of 34324440 in words is "thirty-four million, three hundred twenty-four thousand, four hundred forty".