423411605 has 8 divisors (see below), whose sum is σ = 537981912. Its totient is φ = 318803968.

The previous prime is 423411589. The next prime is 423411613. The reversal of 423411605 is 506114324.

It can be written as a sum of positive squares in 4 ways, for example, as 117896164 + 305515441 = 10858^2 + 17479^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 423411605 - 2⁴ = 423411589 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 2490572 + ... + 2490741.

It is an arithmetic number, because the mean of its divisors is an integer number (67247739).

Almost surely, 2^423411605 is an apocalyptic number.

It is an amenable number.

423411605 is a deficient number, since it is larger than the sum of its proper divisors (114570307).

423411605 is a wasteful number, since it uses less digits than its factorization.

423411605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981335.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 423411605 is about 20576.9678281325. The cubic root of 423411605 is about 750.9094774294.

Adding to 423411605 its reverse (506114324), we get a palindrome (929525929).

The spelling of 423411605 in words is "four hundred twenty-three million, four hundred eleven thousand, six hundred five".