63351424 has 16 divisors (see below), whose sum is σ = 126208170. Its totient is φ = 31675648.

The previous prime is 63351413. The next prime is 63351433. The reversal of 63351424 is 42415336.

It can be written as a sum of positive squares in only one way, i.e., 58369600 + 4981824 = 7640^2 + 2232^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 63351392 and 63351401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247339 + ... + 247594.

Almost surely, 2^63351424 is an apocalyptic number.

63351424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63351424 is a deficient number, since it is larger than the sum of its proper divisors (62856746).

63351424 is an equidigital number, since it uses as much as digits as its factorization.

63351424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494947 (or 494935 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 63351424 is about 7959.3607783540. The cubic root of 63351424 is about 398.6442097742.

The spelling of 63351424 in words is "sixty-three million, three hundred fifty-one thousand, four hundred twenty-four".