268215422 has 8 divisors (see below), whose sum is σ = 407989872. Its totient is φ = 132218800.

The previous prime is 268215421. The next prime is 268215427. The reversal of 268215422 is 224512862.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268215421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944279 + ... + 944562.

It is an arithmetic number, because the mean of its divisors is an integer number (50998734).

Almost surely, 2^268215422 is an apocalyptic number.

268215422 is a deficient number, since it is larger than the sum of its proper divisors (139774450).

268215422 is a wasteful number, since it uses less digits than its factorization.

268215422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888914.

The product of its digits is 15360, while the sum is 32.

The square root of 268215422 is about 16377.2837186146. The cubic root of 268215422 is about 644.9032741600.

The spelling of 268215422 in words is "two hundred sixty-eight million, two hundred fifteen thousand, four hundred twenty-two".