426915 has 24 divisors (see below), whose sum is σ = 758160. Its totient is φ = 222144.

The previous prime is 426913. The next prime is 426917. The reversal of 426915 is 519624.

It is an interprime number because it is at equal distance from previous prime (426913) and next prime (426917).

It is not a de Polignac number, because 426915 - 2¹ = 426913 is a prime.

Its product of digits (2160) is a multiple of the sum of its prime divisors (240).

It is not an unprimeable number, because it can be changed into a prime (426913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2296 + ... + 2474.

It is an arithmetic number, because the mean of its divisors is an integer number (31590).

2⁴²⁶⁹¹⁵ is an apocalyptic number.

426915 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

426915 is a deficient number, since it is larger than the sum of its proper divisors (331245).

426915 is a wasteful number, since it uses less digits than its factorization.

426915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 240 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 426915 is about 653.3873277008. The cubic root of 426915 is about 75.2974851411.

The spelling of 426915 in words is "four hundred twenty-six thousand, nine hundred fifteen".