63422618 has 16 divisors (see below), whose sum is σ = 109020480. Its totient is φ = 27107136.

The previous prime is 63422617. The next prime is 63422651. The reversal of 63422618 is 81622436.

63422618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63422617) 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 7 ways as a sum of consecutive naturals, for example, 671 + ... + 11282.

It is an arithmetic number, because the mean of its divisors is an integer number (6813780).

Almost surely, 2^63422618 is an apocalyptic number.

63422618 is a deficient number, since it is larger than the sum of its proper divisors (45597862).

63422618 is a wasteful number, since it uses less digits than its factorization.

63422618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12341.

The product of its digits is 13824, while the sum is 32.

The square root of 63422618 is about 7963.8318666330. The cubic root of 63422618 is about 398.7934852980.

The spelling of 63422618 in words is "sixty-three million, four hundred twenty-two thousand, six hundred eighteen".