63479672 has 8 divisors (see below), whose sum is σ = 119024400. Its totient is φ = 31739832.

The previous prime is 63479659. The next prime is 63479681. The reversal of 63479672 is 27697436.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3967472 + ... + 3967487.

It is an arithmetic number, because the mean of its divisors is an integer number (14878050).

Almost surely, 2^63479672 is an apocalyptic number.

It is an amenable number.

63479672 is a deficient number, since it is larger than the sum of its proper divisors (55544728).

63479672 is a wasteful number, since it uses less digits than its factorization.

63479672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7934965 (or 7934961 counting only the distinct ones).

The product of its digits is 381024, while the sum is 44.

The square root of 63479672 is about 7967.4131309980. The cubic root of 63479672 is about 398.9130322617.

The spelling of 63479672 in words is "sixty-three million, four hundred seventy-nine thousand, six hundred seventy-two".