67634063 has 12 divisors (see below), whose sum is σ = 78911712. Its totient is φ = 57798720.

The previous prime is 67634059. The next prime is 67634093. The reversal of 67634063 is 36043676.

It is not a de Polignac number, because 67634063 - 2² = 67634059 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 (67634093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16103 + ... + 19863.

It is an arithmetic number, because the mean of its divisors is an integer number (6575976).

Almost surely, 2^67634063 is an apocalyptic number.

67634063 is a deficient number, since it is larger than the sum of its proper divisors (11277649).

67634063 is a wasteful number, since it uses less digits than its factorization.

67634063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142 (or 4135 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 67634063 is about 8223.9931298609. The cubic root of 67634063 is about 407.4320219828.

The spelling of 67634063 in words is "sixty-seven million, six hundred thirty-four thousand, sixty-three".