426015 has 12 divisors (see below), whose sum is σ = 738504. Its totient is φ = 227184.

The previous prime is 426011. The next prime is 426061. The reversal of 426015 is 510624.

It is a happy number.

It is not a de Polignac number, because 426015 - 2² = 426011 is a prime.

426015 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426015.

It is not an unprimeable number, because it can be changed into a prime (426011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4689 + ... + 4778.

It is an arithmetic number, because the mean of its divisors is an integer number (61542).

2⁴²⁶⁰¹⁵ is an apocalyptic number.

426015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

426015 is a deficient number, since it is larger than the sum of its proper divisors (312489).

426015 is a wasteful number, since it uses less digits than its factorization.

426015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9478 (or 9475 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 426015 is about 652.6982457461. The cubic root of 426015 is about 75.2445351675.

Adding to 426015 its reverse (510624), we get a palindrome (936639).

The spelling of 426015 in words is "four hundred twenty-six thousand, fifteen".