423650 has 24 divisors (see below), whose sum is σ = 812820. Its totient is φ = 164160.

The previous prime is 423649. The next prime is 423667. The reversal of 423650 is 56324.

423650 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 346921 + 76729 = 589^2 + 277^2 .

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 11 ways as a sum of consecutive naturals, for example, 1736 + ... + 1964.

2⁴²³⁶⁵⁰ is an apocalyptic number.

423650 is a deficient number, since it is larger than the sum of its proper divisors (389170).

423650 is a wasteful number, since it uses less digits than its factorization.

423650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 423650 is about 650.8840142452. The cubic root of 423650 is about 75.1050380101.

Adding to 423650 its reverse (56324), we get a palindrome (479974).

The spelling of 423650 in words is "four hundred twenty-three thousand, six hundred fifty".