63204025 has 6 divisors (see below), whose sum is σ = 78373022. Its totient is φ = 50563200.

The previous prime is 63204019. The next prime is 63204041. The reversal of 63204025 is 52040236.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 17424 + 63186601 = 132^2 + 7949^2 .

It is not a de Polignac number, because 63204025 - 2¹⁷ = 63072953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63203987 and 63204005.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1264056 + ... + 1264105.

Almost surely, 2^63204025 is an apocalyptic number.

It is an amenable number.

63204025 is a deficient number, since it is larger than the sum of its proper divisors (15168997).

63204025 is a wasteful number, since it uses less digits than its factorization.

63204025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528171 (or 2528166 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 63204025 is about 7950.0959113711. The cubic root of 63204025 is about 398.3347961097.

The spelling of 63204025 in words is "sixty-three million, two hundred four thousand, twenty-five".