426478743 has 16 divisors (see below), whose sum is σ = 635136000. Its totient is φ = 282827160.

The previous prime is 426478733. The next prime is 426478751. The reversal of 426478743 is 347874624.

It is not a de Polignac number, because 426478743 - 2⁸ = 426478487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426478733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36193 + ... + 46506.

It is an arithmetic number, because the mean of its divisors is an integer number (39696000).

Almost surely, 2^426478743 is an apocalyptic number.

426478743 is a deficient number, since it is larger than the sum of its proper divisors (208657257).

426478743 is a wasteful number, since it uses less digits than its factorization.

426478743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82899 (or 82893 counting only the distinct ones).

The product of its digits is 903168, while the sum is 45.

The square root of 426478743 is about 20651.3617710794. The cubic root of 426478743 is about 752.7182800357.

The spelling of 426478743 in words is "four hundred twenty-six million, four hundred seventy-eight thousand, seven hundred forty-three".