63441973 has 8 divisors (see below), whose sum is σ = 72968192. Its totient is φ = 54031536.

The previous prime is 63441971. The next prime is 63442009. The reversal of 63441973 is 37914436.

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

It is a cyclic number.

It is not a de Polignac number, because 63441973 - 2¹ = 63441971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63441971) 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 7 ways as a sum of consecutive naturals, for example, 27765 + ... + 29962.

It is an arithmetic number, because the mean of its divisors is an integer number (9121024).

Almost surely, 2^63441973 is an apocalyptic number.

It is an amenable number.

63441973 is a deficient number, since it is larger than the sum of its proper divisors (9526219).

63441973 is a wasteful number, since it uses less digits than its factorization.

63441973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57891.

The product of its digits is 54432, while the sum is 37.

The square root of 63441973 is about 7965.0469552916. The cubic root of 63441973 is about 398.8340484446.

The spelling of 63441973 in words is "sixty-three million, four hundred forty-one thousand, nine hundred seventy-three".