426814378 has 8 divisors (see below), whose sum is σ = 651072960. Its totient is φ = 209790060.

The previous prime is 426814343. The next prime is 426814397. The reversal of 426814378 is 873418624.

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

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, 1808418 + ... + 1808653.

It is an arithmetic number, because the mean of its divisors is an integer number (81384120).

Almost surely, 2^426814378 is an apocalyptic number.

426814378 is a deficient number, since it is larger than the sum of its proper divisors (224258582).

426814378 is a wasteful number, since it uses less digits than its factorization.

426814378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617132.

The product of its digits is 258048, while the sum is 43.

The square root of 426814378 is about 20659.4863924542. The cubic root of 426814378 is about 752.9156891354.

The spelling of 426814378 in words is "four hundred twenty-six million, eight hundred fourteen thousand, three hundred seventy-eight".