63312825 has 24 divisors (see below), whose sum is σ = 105046848. Its totient is φ = 33647680.

The previous prime is 63312817. The next prime is 63312839. The reversal of 63312825 is 52821336.

It is not a de Polignac number, because 63312825 - 2³ = 63312817 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63312792 and 63312801.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22444 + ... + 25106.

It is an arithmetic number, because the mean of its divisors is an integer number (4376952).

Almost surely, 2^63312825 is an apocalyptic number.

It is an amenable number.

63312825 is a deficient number, since it is larger than the sum of its proper divisors (41734023).

63312825 is a wasteful number, since it uses less digits than its factorization.

63312825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2993 (or 2988 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 63312825 is about 7956.9356538808. The cubic root of 63312825 is about 398.5632308316.

The spelling of 63312825 in words is "sixty-three million, three hundred twelve thousand, eight hundred twenty-five".