63444070 has 8 divisors (see below), whose sum is σ = 114199344. Its totient is φ = 25377624.

The previous prime is 63444067. The next prime is 63444077. The reversal of 63444070 is 7044436.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63444077) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3172194 + ... + 3172213.

It is an arithmetic number, because the mean of its divisors is an integer number (14274918).

Almost surely, 2^63444070 is an apocalyptic number.

63444070 is a deficient number, since it is larger than the sum of its proper divisors (50755274).

63444070 is a wasteful number, since it uses less digits than its factorization.

63444070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344414.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 63444070 is about 7965.1785918459. The cubic root of 63444070 is about 398.8384427267.

The spelling of 63444070 in words is "sixty-three million, four hundred forty-four thousand, seventy".