63742663 has 8 divisors (see below), whose sum is σ = 67173120. Its totient is φ = 60319800.

The previous prime is 63742649. The next prime is 63742681. The reversal of 63742663 is 36624736.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63742663 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 (63742643) 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, 25938 + ... + 28288.

It is an arithmetic number, because the mean of its divisors is an integer number (8396640).

Almost surely, 2^63742663 is an apocalyptic number.

63742663 is a deficient number, since it is larger than the sum of its proper divisors (3430457).

63742663 is a wasteful number, since it uses less digits than its factorization.

63742663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3797.

The product of its digits is 108864, while the sum is 37.

The square root of 63742663 is about 7983.9002373527. The cubic root of 63742663 is about 399.4631610823.

The spelling of 63742663 in words is "sixty-three million, seven hundred forty-two thousand, six hundred sixty-three".