1025268608 has 256 divisors, whose sum is σ = 2714342400. Its totient is φ = 374685696.

The previous prime is 1025268599. The next prime is 1025268619. The reversal of 1025268608 is 8068625201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11519828 + ... + 11519916.

It is an arithmetic number, because the mean of its divisors is an integer number (10602900).

Almost surely, 2^1025268608 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 1025268608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357171200).

1025268608 is an abundant number, since it is smaller than the sum of its proper divisors (1689073792).

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

1025268608 is a wasteful number, since it uses less digits than its factorization.

1025268608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 1025268608 is about 32019.8158645549. The cubic root of 1025268608 is about 1008.3529040635.

The spelling of 1025268608 in words is "one billion, twenty-five million, two hundred sixty-eight thousand, six hundred eight".