423626 has 8 divisors (see below), whose sum is σ = 726240. Its totient is φ = 181548.

The previous prime is 423617. The next prime is 423649. The reversal of 423626 is 626324.

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

It is a zygodrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15116 + ... + 15143.

It is an arithmetic number, because the mean of its divisors is an integer number (90780).

2⁴²³⁶²⁶ is an apocalyptic number.

423626 is a deficient number, since it is larger than the sum of its proper divisors (302614).

423626 is a wasteful number, since it uses less digits than its factorization.

423626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30268.

The product of its digits is 1728, while the sum is 23.

The square root of 423626 is about 650.8655775197. The cubic root of 423626 is about 75.1036197364.

The spelling of 423626 in words is "four hundred twenty-three thousand, six hundred twenty-six".