3254021440 has 56 divisors (see below), whose sum is σ = 7759964160. Its totient is φ = 1299706368.

The previous prime is 3254021411. The next prime is 3254021467. The reversal of 3254021440 is 441204523.

It is a happy number.

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, 223009 + ... + 237151.

Almost surely, 2^3254021440 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 3254021440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3879982080).

3254021440 is an abundant number, since it is smaller than the sum of its proper divisors (4505942720).

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

3254021440 is a wasteful number, since it uses less digits than its factorization.

3254021440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14879 (or 14869 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 3254021440 is about 57044.0307131255. The cubic root of 3254021440 is about 1481.8587311153.

Adding to 3254021440 its reverse (441204523), we get a palindrome (3695225963).

The spelling of 3254021440 in words is "three billion, two hundred fifty-four million, twenty-one thousand, four hundred forty".