268468398 has 32 divisors (see below), whose sum is σ = 650833920. Its totient is φ = 81353880.

The previous prime is 268468363. The next prime is 268468429. The reversal of 268468398 is 893864862.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225390 + ... + 226577.

It is an arithmetic number, because the mean of its divisors is an integer number (20338560).

Almost surely, 2^268468398 is an apocalyptic number.

268468398 is an abundant number, since it is smaller than the sum of its proper divisors (382365522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268468398 is a wasteful number, since it uses less digits than its factorization.

268468398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451989 (or 451983 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 268468398 is about 16385.0052792179. The cubic root of 268468398 is about 645.1059642023.

The spelling of 268468398 in words is "two hundred sixty-eight million, four hundred sixty-eight thousand, three hundred ninety-eight".