3252630440 has 32 divisors (see below), whose sum is σ = 7374296160. Its totient is φ = 1291118400.

The previous prime is 3252630431. The next prime is 3252630473. The reversal of 3252630440 is 440362523.

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 7 ways as a sum of consecutive naturals, for example, 305126 + ... + 315605.

It is an arithmetic number, because the mean of its divisors is an integer number (230446755).

Almost surely, 2^3252630440 is an apocalyptic number.

It is an amenable number.

3252630440 is an abundant number, since it is smaller than the sum of its proper divisors (4121665720).

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

3252630440 is a wasteful number, since it uses less digits than its factorization.

3252630440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620873 (or 620869 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 3252630440 is about 57031.8370736907. The cubic root of 3252630440 is about 1481.6475504462.

Adding to 3252630440 its reverse (440362523), we get a palindrome (3692992963).

The spelling of 3252630440 in words is "three billion, two hundred fifty-two million, six hundred thirty thousand, four hundred forty".