63288464 has 10 divisors (see below), whose sum is σ = 122621430. Its totient is φ = 31644224.

The previous prime is 63288457. The next prime is 63288473. The reversal of 63288464 is 46488236.

It can be written as a sum of positive squares in only one way, i.e., 54878464 + 8410000 = 7408^2 + 2900^2 .

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, 1977749 + ... + 1977780.

It is an arithmetic number, because the mean of its divisors is an integer number (12262143).

Almost surely, 2^63288464 is an apocalyptic number.

It is an amenable number.

63288464 is a deficient number, since it is larger than the sum of its proper divisors (59332966).

63288464 is a wasteful number, since it uses less digits than its factorization.

63288464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955537 (or 3955531 counting only the distinct ones).

The product of its digits is 221184, while the sum is 41.

The square root of 63288464 is about 7955.4047037219. The cubic root of 63288464 is about 398.5121056215.

The spelling of 63288464 in words is "sixty-three million, two hundred eighty-eight thousand, four hundred sixty-four".