426804347 has 4 divisors (see below), whose sum is σ = 426989160. Its totient is φ = 426619536.

The previous prime is 426804341. The next prime is 426804349. The reversal of 426804347 is 743408624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426804347 - 2⁴ = 426804331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 426804347.

It is not an unprimeable number, because it can be changed into a prime (426804341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88898 + ... + 93575.

It is an arithmetic number, because the mean of its divisors is an integer number (106747290).

Almost surely, 2^426804347 is an apocalyptic number.

426804347 is a deficient number, since it is larger than the sum of its proper divisors (184813).

426804347 is a wasteful number, since it uses less digits than its factorization.

426804347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184812.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 426804347 is about 20659.2436211978. The cubic root of 426804347 is about 752.9097907427.

The spelling of 426804347 in words is "four hundred twenty-six million, eight hundred four thousand, three hundred forty-seven".