423600273 has 24 divisors (see below), whose sum is σ = 638100736. Its totient is φ = 280810800.

The previous prime is 423600253. The next prime is 423600277. The reversal of 423600273 is 372006324.

It is not a de Polignac number, because 423600273 - 2⁶ = 423600209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423600277) 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, 39168 + ... + 48798.

Almost surely, 2^423600273 is an apocalyptic number.

It is an amenable number.

423600273 is a deficient number, since it is larger than the sum of its proper divisors (214500463).

423600273 is an equidigital number, since it uses as much as digits as its factorization.

423600273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9827 (or 9815 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 423600273 is about 20581.5517636548. The cubic root of 423600273 is about 751.0209934658.

Adding to 423600273 its reverse (372006324), we get a palindrome (795606597).

The spelling of 423600273 in words is "four hundred twenty-three million, six hundred thousand, two hundred seventy-three".