426345 has 16 divisors (see below), whose sum is σ = 699072. Its totient is φ = 221760.

The previous prime is 426331. The next prime is 426353. The reversal of 426345 is 543624.

It is not a de Polignac number, because 426345 - 2⁸ = 426089 is a prime.

426345 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (43692).

2⁴²⁶³⁴⁵ is an apocalyptic number.

It is an amenable number.

426345 is a deficient number, since it is larger than the sum of its proper divisors (272727).

426345 is a wasteful number, since it uses less digits than its factorization.

426345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712.

The product of its digits is 2880, while the sum is 24.

The square root of 426345 is about 652.9509935669. The cubic root of 426345 is about 75.2639588090.

Adding to 426345 its reverse (543624), we get a palindrome (969969).

The spelling of 426345 in words is "four hundred twenty-six thousand, three hundred forty-five".