67713263 has 8 divisors (see below), whose sum is σ = 69491520. Its totient is φ = 65941120.

The previous prime is 67713257. The next prime is 67713271. The reversal of 67713263 is 36231776.

It is a happy number.

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

It is not a de Polignac number, because 67713263 - 2¹⁴ = 67696879 is a prime.

It is a super-2 number, since 2×67713263² = 9170171972214338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67713203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28331 + ... + 30627.

It is an arithmetic number, because the mean of its divisors is an integer number (8686440).

Almost surely, 2^67713263 is an apocalyptic number.

67713263 is a deficient number, since it is larger than the sum of its proper divisors (1778257).

67713263 is a wasteful number, since it uses less digits than its factorization.

67713263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057.

The product of its digits is 31752, while the sum is 35.

The square root of 67713263 is about 8228.8069001527. The cubic root of 67713263 is about 407.5909952737.

It can be divided in two parts, 67713 and 263, that added together give a palindrome (67976).

The spelling of 67713263 in words is "sixty-seven million, seven hundred thirteen thousand, two hundred sixty-three".