423020435 has 8 divisors (see below), whose sum is σ = 537484896. Its totient is φ = 318509440.

The previous prime is 423020417. The next prime is 423020449. The reversal of 423020435 is 534020324.

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

It is not a de Polignac number, because 423020435 - 2¹² = 423016339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423020435.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488271 + ... + 2488440.

It is an arithmetic number, because the mean of its divisors is an integer number (67185612).

Almost surely, 2^423020435 is an apocalyptic number.

423020435 is a deficient number, since it is larger than the sum of its proper divisors (114464461).

423020435 is a wasteful number, since it uses less digits than its factorization.

423020435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4976733.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 423020435 is about 20567.4605870535. The cubic root of 423020435 is about 750.6781629049.

Adding to 423020435 its reverse (534020324), we get a palindrome (957040759).

The spelling of 423020435 in words is "four hundred twenty-three million, twenty thousand, four hundred thirty-five".