3503394944 has 96 divisors (see below), whose sum is σ = 8252914860. Its totient is φ = 1476679680.

The previous prime is 3503394931. The next prime is 3503394953. The reversal of 3503394944 is 4494933053.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2671649344 + 831745600 = 51688^2 + 28840^2 .

It is a super-2 number, since 2×3503394944² = 24547552267289526272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3503394895 and 3503394904.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378014 + ... + 387170.

Almost surely, 2^3503394944 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 3503394944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4126457430).

3503394944 is an abundant number, since it is smaller than the sum of its proper divisors (4749519916).

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

3503394944 is an equidigital number, since it uses as much as digits as its factorization.

3503394944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9246 (or 9227 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 44.

The square root of 3503394944 is about 59189.4833902105. The cubic root of 3503394944 is about 1518.7852344188.

The spelling of 3503394944 in words is "three billion, five hundred three million, three hundred ninety-four thousand, nine hundred forty-four".