3325521140 has 24 divisors (see below), whose sum is σ = 7098082152. Its totient is φ = 1308401280.

The previous prime is 3325521119. The next prime is 3325521161. The reversal of 3325521140 is 411255233.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3325521119) and next prime (3325521161).

It can be written as a sum of positive squares in 4 ways, for example, as 525418084 + 2800103056 = 22922^2 + 52916^2 .

It is a super-2 number, since 2×3325521140² = 22118181705173799200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1361699 + ... + 1364138.

It is an arithmetic number, because the mean of its divisors is an integer number (295753423).

Almost surely, 2^3325521140 is an apocalyptic number.

It is an amenable number.

3325521140 is an abundant number, since it is smaller than the sum of its proper divisors (3772561012).

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

3325521140 is a wasteful number, since it uses less digits than its factorization.

3325521140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725907 (or 2725905 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 3325521140 is about 57667.3316531986. The cubic root of 3325521140 is about 1492.6336826481.

Adding to 3325521140 its reverse (411255233), we get a palindrome (3736776373).

The spelling of 3325521140 in words is "three billion, three hundred twenty-five million, five hundred twenty-one thousand, one hundred forty".