63283887 has 12 divisors (see below), whose sum is σ = 94562520. Its totient is φ = 40734288.

The previous prime is 63283861. The next prime is 63283897. The reversal of 63283887 is 78838236.

63283887 is a `hidden beast` number, since 632 + 8 + 3 + 8 + 8 + 7 = 666.

It is not a de Polignac number, because 63283887 - 2⁶ = 63283823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63283807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120973 + ... + 121494.

It is an arithmetic number, because the mean of its divisors is an integer number (7880210).

Almost surely, 2^63283887 is an apocalyptic number.

63283887 is a deficient number, since it is larger than the sum of its proper divisors (31278633).

63283887 is a wasteful number, since it uses less digits than its factorization.

63283887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242502 (or 242499 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 63283887 is about 7955.1170324515. The cubic root of 63283887 is about 398.5024986370.

The spelling of 63283887 in words is "sixty-three million, two hundred eighty-three thousand, eight hundred eighty-seven".