63442963 has 8 divisors (see below), whose sum is σ = 67335840. Its totient is φ = 59568000.

The previous prime is 63442943. The next prime is 63442969. The reversal of 63442963 is 36924436.

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

It is not a de Polignac number, because 63442963 - 2¹⁷ = 63311891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63442969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3213 + ... + 11713.

It is an arithmetic number, because the mean of its divisors is an integer number (8416980).

Almost surely, 2^63442963 is an apocalyptic number.

63442963 is a deficient number, since it is larger than the sum of its proper divisors (3892877).

63442963 is a wasteful number, since it uses less digits than its factorization.

63442963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8957.

The product of its digits is 93312, while the sum is 37.

The square root of 63442963 is about 7965.1091015754. The cubic root of 63442963 is about 398.8361230105.

The spelling of 63442963 in words is "sixty-three million, four hundred forty-two thousand, nine hundred sixty-three".