426054947 has 4 divisors (see below), whose sum is σ = 427067376. Its totient is φ = 425042520.

The previous prime is 426054929. The next prime is 426054991. The reversal of 426054947 is 749450624.

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 426054947 - 2¹⁰ = 426053923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426054997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505583 + ... + 506424.

It is an arithmetic number, because the mean of its divisors is an integer number (106766844).

Almost surely, 2^426054947 is an apocalyptic number.

426054947 is a deficient number, since it is larger than the sum of its proper divisors (1012429).

426054947 is a wasteful number, since it uses less digits than its factorization.

426054947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012428.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 426054947 is about 20641.0984930551. The cubic root of 426054947 is about 752.4688696224.

The spelling of 426054947 in words is "four hundred twenty-six million, fifty-four thousand, nine hundred forty-seven".