426171845 has 8 divisors (see below), whose sum is σ = 557897760. Its totient is φ = 309943120.

The previous prime is 426171841. The next prime is 426171847. The reversal of 426171845 is 548171624.

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

It is not a de Polignac number, because 426171845 - 2² = 426171841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426171799 and 426171808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426171841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3874235 + ... + 3874344.

It is an arithmetic number, because the mean of its divisors is an integer number (69737220).

Almost surely, 2^426171845 is an apocalyptic number.

It is an amenable number.

426171845 is a deficient number, since it is larger than the sum of its proper divisors (131725915).

426171845 is a wasteful number, since it uses less digits than its factorization.

426171845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7748595.

The product of its digits is 53760, while the sum is 38.

The square root of 426171845 is about 20643.9299795364. The cubic root of 426171845 is about 752.5376823917.

It can be divided in two parts, 426 and 171845, that added together give a palindrome (172271).

The spelling of 426171845 in words is "four hundred twenty-six million, one hundred seventy-one thousand, eight hundred forty-five".