268639627 has 8 divisors (see below), whose sum is σ = 284596416. Its totient is φ = 252700032.

The previous prime is 268639621. The next prime is 268639633. The reversal of 268639627 is 726936862.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (268639621) and next prime (268639633).

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

It is a cyclic number.

It is not a de Polignac number, because 268639627 - 2¹⁹ = 268115339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268639621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42558 + ... + 48460.

It is an arithmetic number, because the mean of its divisors is an integer number (35574552).

Almost surely, 2^268639627 is an apocalyptic number.

268639627 is a deficient number, since it is larger than the sum of its proper divisors (15956789).

268639627 is a wasteful number, since it uses less digits than its factorization.

268639627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8597.

The product of its digits is 1306368, while the sum is 49.

The square root of 268639627 is about 16390.2296201121. The cubic root of 268639627 is about 645.2430844672.

The spelling of 268639627 in words is "two hundred sixty-eight million, six hundred thirty-nine thousand, six hundred twenty-seven".