63425166 has 32 divisors (see below), whose sum is σ = 145420800. Its totient is φ = 18065376.

The previous prime is 63425161. The next prime is 63425189. The reversal of 63425166 is 66152436.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63425161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12495 + ... + 16821.

It is an arithmetic number, because the mean of its divisors is an integer number (4544400).

Almost surely, 2^63425166 is an apocalyptic number.

63425166 is an abundant number, since it is smaller than the sum of its proper divisors (81995634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63425166 is a wasteful number, since it uses less digits than its factorization.

63425166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688.

The product of its digits is 25920, while the sum is 33.

The square root of 63425166 is about 7963.9918382680. The cubic root of 63425166 is about 398.7988257282.

The spelling of 63425166 in words is "sixty-three million, four hundred twenty-five thousand, one hundred sixty-six".