63240825 has 12 divisors (see below), whose sum is σ = 104558288. Its totient is φ = 33728400.

The previous prime is 63240811. The next prime is 63240841. The reversal of 63240825 is 52804236.

It is not a de Polignac number, because 63240825 - 2⁹ = 63240313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63240792 and 63240801.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421531 + ... + 421680.

Almost surely, 2^63240825 is an apocalyptic number.

It is an amenable number.

63240825 is a deficient number, since it is larger than the sum of its proper divisors (41317463).

63240825 is a wasteful number, since it uses less digits than its factorization.

63240825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843224 (or 843219 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 63240825 is about 7952.4100120655. The cubic root of 63240825 is about 398.4120901135.

The spelling of 63240825 in words is "sixty-three million, two hundred forty thousand, eight hundred twenty-five".