32287425 has 12 divisors (see below), whose sum is σ = 53382000. Its totient is φ = 17219920.

The previous prime is 32287393. The next prime is 32287427. The reversal of 32287425 is 52478223.

It is not a de Polignac number, because 32287425 - 2⁵ = 32287393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32287427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215175 + ... + 215324.

It is an arithmetic number, because the mean of its divisors is an integer number (4448500).

Almost surely, 2^32287425 is an apocalyptic number.

It is an amenable number.

32287425 is a deficient number, since it is larger than the sum of its proper divisors (21094575).

32287425 is a wasteful number, since it uses less digits than its factorization.

32287425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430512 (or 430507 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 32287425 is about 5682.2024779129. The cubic root of 32287425 is about 318.4279176435.

The spelling of 32287425 in words is "thirty-two million, two hundred eighty-seven thousand, four hundred twenty-five".