63425535 has 16 divisors (see below), whose sum is σ = 104755200. Its totient is φ = 32735520.

The previous prime is 63425533. The next prime is 63425567. The reversal of 63425535 is 53552436.

It is not a de Polignac number, because 63425535 - 2¹ = 63425533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63425496 and 63425505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63425533) 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, 67735 + ... + 68664.

It is an arithmetic number, because the mean of its divisors is an integer number (6547200).

Almost surely, 2^63425535 is an apocalyptic number.

63425535 is a deficient number, since it is larger than the sum of its proper divisors (41329665).

63425535 is a wasteful number, since it uses less digits than its factorization.

63425535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136438.

The product of its digits is 54000, while the sum is 33.

The square root of 63425535 is about 7964.0150050085. The cubic root of 63425535 is about 398.7995991146.

The spelling of 63425535 in words is "sixty-three million, four hundred twenty-five thousand, five hundred thirty-five".