63742707 has 60 divisors (see below), whose sum is σ = 115898640. Its totient is φ = 34193664.

The previous prime is 63742703. The next prime is 63742709. The reversal of 63742707 is 70724736.

63742707 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 63742707 - 2² = 63742703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63742703) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 163669 + ... + 164057.

It is an arithmetic number, because the mean of its divisors is an integer number (1931644).

Almost surely, 2^63742707 is an apocalyptic number.

63742707 is a deficient number, since it is larger than the sum of its proper divisors (52155933).

63742707 is a wasteful number, since it uses less digits than its factorization.

63742707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 63742707 is about 7983.9029928976. The cubic root of 63742707 is about 399.4632529955.

The spelling of 63742707 in words is "sixty-three million, seven hundred forty-two thousand, seven hundred seven".