1325772250 has 32 divisors (see below), whose sum is σ = 2707473600. Its totient is φ = 482098000.

The previous prime is 1325772247. The next prime is 1325772277. The reversal of 1325772250 is 522775231.

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 15 ways as a sum of consecutive naturals, for example, 238300 + ... + 243799.

It is an arithmetic number, because the mean of its divisors is an integer number (84608550).

Almost surely, 2^1325772250 is an apocalyptic number.

1325772250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325772250 is an abundant number, since it is smaller than the sum of its proper divisors (1381701350).

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

1325772250 is a wasteful number, since it uses less digits than its factorization.

1325772250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482127 (or 482117 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 1325772250 is about 36411.1555707863. The cubic root of 1325772250 is about 1098.5579588722.

The spelling of 1325772250 in words is "one billion, three hundred twenty-five million, seven hundred seventy-two thousand, two hundred fifty".