34522440 has 64 divisors (see below), whose sum is σ = 105788160. Its totient is φ = 9008640.

The previous prime is 34522429. The next prime is 34522459. The reversal of 34522440 is 4422543.

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 34522440.

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, 2580 + ... + 8700.

It is an arithmetic number, because the mean of its divisors is an integer number (1652940).

Almost surely, 2^34522440 is an apocalyptic number.

34522440 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 34522440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52894080).

34522440 is an abundant number, since it is smaller than the sum of its proper divisors (71265720).

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

34522440 is a wasteful number, since it uses less digits than its factorization.

34522440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6182 (or 6178 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 34522440 is about 5875.5799713730. The cubic root of 34522440 is about 325.6120694514.

Adding to 34522440 its reverse (4422543), we get a palindrome (38944983).

The spelling of 34522440 in words is "thirty-four million, five hundred twenty-two thousand, four hundred forty".