63436468 has 6 divisors (see below), whose sum is σ = 111013826. Its totient is φ = 31718232.

The previous prime is 63436433. The next prime is 63436501. The reversal of 63436468 is 86463436.

It can be written as a sum of positive squares in only one way, i.e., 62062884 + 1373584 = 7878^2 + 1172^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63436468.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7929555 + ... + 7929562.

Almost surely, 2^63436468 is an apocalyptic number.

It is an amenable number.

63436468 is a deficient number, since it is larger than the sum of its proper divisors (47577358).

63436468 is a wasteful number, since it uses less digits than its factorization.

63436468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15859121 (or 15859119 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 63436468 is about 7964.7013754440. The cubic root of 63436468 is about 398.8225122074.

The spelling of 63436468 in words is "sixty-three million, four hundred thirty-six thousand, four hundred sixty-eight".