67634 has 8 divisors (see below), whose sum is σ = 115968. Its totient is φ = 28980.

The previous prime is 67631. The next prime is 67651. The reversal of 67634 is 43676.

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

It is a d-powerful number, because it can be written as 6³ + 7³ + 6⁴ + 3⁵ + 4⁸ .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (67631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2402 + ... + 2429.

It is an arithmetic number, because the mean of its divisors is an integer number (14496).

2⁶⁷⁶³⁴ is an apocalyptic number.

67634 is a deficient number, since it is larger than the sum of its proper divisors (48334).

67634 is a wasteful number, since it uses less digits than its factorization.

67634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840.

The product of its digits is 3024, while the sum is 26.

The square root of 67634 is about 260.0653763960. The cubic root of 67634 is about 40.7431895477.

The spelling of 67634 in words is "sixty-seven thousand, six hundred thirty-four".