34204440 has 64 divisors (see below), whose sum is σ = 103356000. Its totient is φ = 9055232.

The previous prime is 34204433. The next prime is 34204441. The reversal of 34204440 is 4440243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34204441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16924 + ... + 18836.

Almost surely, 2^34204440 is an apocalyptic number.

34204440 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 34204440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51678000).

34204440 is an abundant number, since it is smaller than the sum of its proper divisors (69151560).

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

34204440 is a wasteful number, since it uses less digits than its factorization.

34204440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076 (or 2072 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 34204440 is about 5848.4562065557. The cubic root of 34204440 is about 324.6092028571.

Adding to 34204440 its reverse (4440243), we get a palindrome (38644683).

The spelling of 34204440 in words is "thirty-four million, two hundred four thousand, four hundred forty".