32415025 has 6 divisors (see below), whose sum is σ = 40194662. Its totient is φ = 25932000.

The previous prime is 32415001. The next prime is 32415029. The reversal of 32415025 is 52051423.

It can be written as a sum of positive squares in 3 ways, for example, as 7134241 + 25280784 = 2671^2 + 5028^2 .

It is not a de Polignac number, because 32415025 - 2⁷ = 32414897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32414987 and 32415005.

It is not an unprimeable number, because it can be changed into a prime (32415029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 648276 + ... + 648325.

Almost surely, 2^32415025 is an apocalyptic number.

It is an amenable number.

32415025 is a deficient number, since it is larger than the sum of its proper divisors (7779637).

32415025 is a wasteful number, since it uses less digits than its factorization.

32415025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296611 (or 1296606 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 32415025 is about 5693.4194470459. The cubic root of 32415025 is about 318.8468422905.

Adding to 32415025 its reverse (52051423), we get a palindrome (84466448).

The spelling of 32415025 in words is "thirty-two million, four hundred fifteen thousand, twenty-five".