3473444520 has 384 divisors, whose sum is σ = 13984588800. Its totient is φ = 728082432.

The previous prime is 3473444483. The next prime is 3473444531. The reversal of 3473444520 is 254443743.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7501809 + ... + 7502271.

It is an arithmetic number, because the mean of its divisors is an integer number (36418200).

Almost surely, 2^3473444520 is an apocalyptic number.

3473444520 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 3473444520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6992294400).

3473444520 is an abundant number, since it is smaller than the sum of its proper divisors (10511144280).

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

3473444520 is a wasteful number, since it uses less digits than its factorization.

3473444520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 722 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 36.

The square root of 3473444520 is about 58935.9357268551. The cubic root of 3473444520 is about 1514.4448248449. Note that the first 3 decimals are identical.

The spelling of 3473444520 in words is "three billion, four hundred seventy-three million, four hundred forty-four thousand, five hundred twenty".