426417 has 8 divisors (see below), whose sum is σ = 598560. Its totient is φ = 269280.

The previous prime is 426407. The next prime is 426421. The reversal of 426417 is 714624.

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

It is not a de Polignac number, because 426417 - 2⁴ = 426401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3684 + ... + 3797.

It is an arithmetic number, because the mean of its divisors is an integer number (74820).

2⁴²⁶⁴¹⁷ is an apocalyptic number.

It is an amenable number.

426417 is a deficient number, since it is larger than the sum of its proper divisors (172143).

426417 is a wasteful number, since it uses less digits than its factorization.

426417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7503.

The product of its digits is 1344, while the sum is 24.

The square root of 426417 is about 653.0061255455. The cubic root of 426417 is about 75.2681953624.

The spelling of 426417 in words is "four hundred twenty-six thousand, four hundred seventeen".