3521490880 has 112 divisors (see below), whose sum is σ = 8955267840. Its totient is φ = 1316044800.

The previous prime is 3521490827. The next prime is 3521490919. The reversal of 3521490880 is 880941253.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281560 + ... + 293800.

Almost surely, 2^3521490880 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 3521490880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4477633920).

3521490880 is an abundant number, since it is smaller than the sum of its proper divisors (5433776960).

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

3521490880 is a wasteful number, since it uses less digits than its factorization.

3521490880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12318 (or 12308 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 3521490880 is about 59342.1509552864. The cubic root of 3521490880 is about 1521.3957170882.

The spelling of 3521490880 in words is "three billion, five hundred twenty-one million, four hundred ninety thousand, eight hundred eighty".