32425730 has 8 divisors (see below), whose sum is σ = 58366332. Its totient is φ = 12970288.

The previous prime is 32425717. The next prime is 32425759. The reversal of 32425730 is 3752423.

It can be written as a sum of positive squares in 2 ways, for example, as 32364721 + 61009 = 5689^2 + 247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32425730.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1621277 + ... + 1621296.

Almost surely, 2^32425730 is an apocalyptic number.

32425730 is a deficient number, since it is larger than the sum of its proper divisors (25940602).

32425730 is a wasteful number, since it uses less digits than its factorization.

32425730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242580.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 32425730 is about 5694.3594898812. The cubic root of 32425730 is about 318.8819379473.

The spelling of 32425730 in words is "thirty-two million, four hundred twenty-five thousand, seven hundred thirty".