1325026800 has 270 divisors, whose sum is σ = 4763730816. Its totient is φ = 341049600.

The previous prime is 1325026793. The next prime is 1325026841. The reversal of 1325026800 is 86205231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 3459409 + ... + 3459791.

Almost surely, 2^1325026800 is an apocalyptic number.

1325026800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1325026800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2381865408).

1325026800 is an abundant number, since it is smaller than the sum of its proper divisors (3438704016).

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

1325026800 is a wasteful number, since it uses less digits than its factorization.

1325026800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1325026800 is about 36400.9175708525. The cubic root of 1325026800 is about 1098.3520226553.

The spelling of 1325026800 in words is "one billion, three hundred twenty-five million, twenty-six thousand, eight hundred".