3500047488 has 128 divisors (see below), whose sum is σ = 10771297920. Its totient is φ = 986259456.

The previous prime is 3500047487. The next prime is 3500047493. The reversal of 3500047488 is 8847400053.

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

It is a super-2 number, since 2×3500047488² = 24500664836510220288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3500047487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187306 + ... + 205142.

It is an arithmetic number, because the mean of its divisors is an integer number (84150765).

Almost surely, 2^3500047488 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 3500047488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5385648960).

3500047488 is an abundant number, since it is smaller than the sum of its proper divisors (7271250432).

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

3500047488 is a wasteful number, since it uses less digits than its factorization.

3500047488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17934 (or 17922 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 3500047488 is about 59161.1991764873. The cubic root of 3500047488 is about 1518.3013526466.

The spelling of 3500047488 in words is "three billion, five hundred million, forty-seven thousand, four hundred eighty-eight".