3540473472 has 128 divisors (see below), whose sum is σ = 9556747200. Its totient is φ = 1161216000.

The previous prime is 3540473441. The next prime is 3540473473. The reversal of 3540473472 is 2743740453.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 3540473472.

It is not an unprimeable number, because it can be changed into a prime (3540473473) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10505688 + ... + 10506024.

Almost surely, 2^3540473472 is an apocalyptic number.

3540473472 is a gapful number since it is divisible by the number (32) 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 3540473472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4778373600).

3540473472 is an abundant number, since it is smaller than the sum of its proper divisors (6016273728).

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

3540473472 is a wasteful number, since it uses less digits than its factorization.

3540473472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 702 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 39.

The square root of 3540473472 is about 59501.8778863323. The cubic root of 3540473472 is about 1524.1245136313.

The spelling of 3540473472 in words is "three billion, five hundred forty million, four hundred seventy-three thousand, four hundred seventy-two".