63256330 has 8 divisors (see below), whose sum is σ = 113861412. Its totient is φ = 25302528.

The previous prime is 63256321. The next prime is 63256331. The reversal of 63256330 is 3365236.

63256330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 62742241 + 514089 = 7921^2 + 717^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (63256331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3162807 + ... + 3162826.

Almost surely, 2^63256330 is an apocalyptic number.

63256330 is a deficient number, since it is larger than the sum of its proper divisors (50605082).

63256330 is a wasteful number, since it uses less digits than its factorization.

63256330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325640.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 63256330 is about 7953.3848140273. The cubic root of 63256330 is about 398.4446475355. Note that the first 3 decimals are identical.

The spelling of 63256330 in words is "sixty-three million, two hundred fifty-six thousand, three hundred thirty".