3298871521 has 32 divisors (see below), whose sum is σ = 3781757952. Its totient is φ = 2874960000.

The previous prime is 3298871503. The next prime is 3298871557. The reversal of 3298871521 is 1251788923.

It is a happy number.

It is not a de Polignac number, because 3298871521 - 2¹³ = 3298863329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3298871591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3328336 + ... + 3329326.

It is an arithmetic number, because the mean of its divisors is an integer number (118179936).

Almost surely, 2^3298871521 is an apocalyptic number.

It is an amenable number.

3298871521 is a deficient number, since it is larger than the sum of its proper divisors (482886431).

3298871521 is an equidigital number, since it uses as much as digits as its factorization.

3298871521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126 (or 1104 counting only the distinct ones).

The product of its digits is 241920, while the sum is 46.

The square root of 3298871521 is about 57435.8034765772. The cubic root of 3298871521 is about 1488.6358279693.

The spelling of 3298871521 in words is "three billion, two hundred ninety-eight million, eight hundred seventy-one thousand, five hundred twenty-one".