34443340 has 24 divisors (see below), whose sum is σ = 73206000. Its totient is φ = 13610688.

The previous prime is 34443313. The next prime is 34443341. The reversal of 34443340 is 4334443.

34443340 = 55² + 56² + ... + 469².

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (34443341) 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, 8715 + ... + 12034.

It is an arithmetic number, because the mean of its divisors is an integer number (3050250).

Almost surely, 2^34443340 is an apocalyptic number.

It is an amenable number.

34443340 is an abundant number, since it is smaller than the sum of its proper divisors (38762660).

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

34443340 is a wasteful number, since it uses less digits than its factorization.

34443340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20841 (or 20839 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 34443340 is about 5868.8448607882. The cubic root of 34443340 is about 325.3631916107.

Adding to 34443340 its reverse (4334443), we get a palindrome (38777783).

The spelling of 34443340 in words is "thirty-four million, four hundred forty-three thousand, three hundred forty".