426117 has 4 divisors (see below), whose sum is σ = 568160. Its totient is φ = 284076.

The previous prime is 426103. The next prime is 426131. The reversal of 426117 is 711624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (426103) and next prime (426131).

It is not a de Polignac number, because 426117 - 2⁷ = 425989 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426093 and 426102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426197) 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, 71017 + ... + 71022.

It is an arithmetic number, because the mean of its divisors is an integer number (142040).

2⁴²⁶¹¹⁷ is an apocalyptic number.

It is an amenable number.

426117 is a deficient number, since it is larger than the sum of its proper divisors (142043).

426117 is a wasteful number, since it uses less digits than its factorization.

426117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142042.

The product of its digits is 336, while the sum is 21.

The square root of 426117 is about 652.7763782491. The cubic root of 426117 is about 75.2505399092.

It can be divided in two parts, 4261 and 17, that added together give a triangular number (4278 = T₉₂).

The spelling of 426117 in words is "four hundred twenty-six thousand, one hundred seventeen".