3449847040 has 72 divisors (see below), whose sum is σ = 8275992480. Its totient is φ = 1377847296.

The previous prime is 3449847029. The next prime is 3449847061. The reversal of 3449847040 is 407489443.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056931 + ... + 1060189.

It is an arithmetic number, because the mean of its divisors is an integer number (114944340).

Almost surely, 2^3449847040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3449847040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4137996240).

3449847040 is an abundant number, since it is smaller than the sum of its proper divisors (4826145440).

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

3449847040 is an equidigital number, since it uses as much as digits as its factorization.

3449847040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107 (or 4093 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 3449847040 is about 58735.3985259315. The cubic root of 3449847040 is about 1511.0074764247.

The spelling of 3449847040 in words is "three billion, four hundred forty-nine million, eight hundred forty-seven thousand, forty".