63632742 has 8 divisors (see below), whose sum is σ = 127265496. Its totient is φ = 21210912.

The previous prime is 63632741. The next prime is 63632753. The reversal of 63632742 is 24723636.

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

63632742 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63632741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5302723 + ... + 5302734.

It is an arithmetic number, because the mean of its divisors is an integer number (15908187).

Almost surely, 2^63632742 is an apocalyptic number.

63632742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63632742 is a wasteful number, since it uses less digits than its factorization.

63632742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10605462.

The product of its digits is 36288, while the sum is 33.

The square root of 63632742 is about 7977.0133508726. The cubic root of 63632742 is about 399.2334109583.

The spelling of 63632742 in words is "sixty-three million, six hundred thirty-two thousand, seven hundred forty-two".