423835 has 16 divisors (see below), whose sum is σ = 547200. Its totient is φ = 314496.

The previous prime is 423823. The next prime is 423847. The reversal of 423835 is 538324.

It is an interprime number because it is at equal distance from previous prime (423823) and next prime (423847).

It is a cyclic number.

It is not a de Polignac number, because 423835 - 2⁵ = 423803 is a prime.

It is a super-2 number, since 2×423835² = 359272214450, which contains 22 as substring.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5326 + ... + 5404.

It is an arithmetic number, because the mean of its divisors is an integer number (34200).

2⁴²³⁸³⁵ is an apocalyptic number.

423835 is a deficient number, since it is larger than the sum of its proper divisors (123365).

423835 is a wasteful number, since it uses less digits than its factorization.

423835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150.

The product of its digits is 2880, while the sum is 25.

The square root of 423835 is about 651.0261131475. The cubic root of 423835 is about 75.1159687391.

The spelling of 423835 in words is "four hundred twenty-three thousand, eight hundred thirty-five".