1032785825 has 24 divisors (see below), whose sum is σ = 1335235968. Its totient is φ = 791743680.

The previous prime is 1032785821. The next prime is 1032785837. The reversal of 1032785825 is 5285872301.

It is not a de Polignac number, because 1032785825 - 2² = 1032785821 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1032785821) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 47912 + ... + 66038.

It is an arithmetic number, because the mean of its divisors is an integer number (55634832).

Almost surely, 2^1032785825 is an apocalyptic number.

It is an amenable number.

1032785825 is a deficient number, since it is larger than the sum of its proper divisors (302450143).

1032785825 is a wasteful number, since it uses less digits than its factorization.

1032785825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18233 (or 18228 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 1032785825 is about 32136.9853128759. The cubic root of 1032785825 is about 1010.8113028405.

The spelling of 1032785825 in words is "one billion, thirty-two million, seven hundred eighty-five thousand, eight hundred twenty-five".