268434142 has 8 divisors (see below), whose sum is σ = 402748632. Its totient is φ = 134184600.

The previous prime is 268434139. The next prime is 268434157. The reversal of 268434142 is 241434862.

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

It is a junction number, because it is equal to n+sod(n) for n = 268434098 and 268434107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4084 + ... + 23527.

It is an arithmetic number, because the mean of its divisors is an integer number (50343579).

Almost surely, 2^268434142 is an apocalyptic number.

268434142 is a deficient number, since it is larger than the sum of its proper divisors (134314490).

268434142 is a wasteful number, since it uses less digits than its factorization.

268434142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32474.

The product of its digits is 36864, while the sum is 34.

The square root of 268434142 is about 16383.9598998533. The cubic root of 268434142 is about 645.0785249829.

The spelling of 268434142 in words is "two hundred sixty-eight million, four hundred thirty-four thousand, one hundred forty-two".