423346401 has 12 divisors (see below), whose sum is σ = 620628112. Its totient is φ = 278018136.

The previous prime is 423346373. The next prime is 423346409. The reversal of 423346401 is 104643324.

It is not a de Polignac number, because 423346401 - 2⁶ = 423346337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423346409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350431 + ... + 351636.

Almost surely, 2^423346401 is an apocalyptic number.

It is an amenable number.

423346401 is a deficient number, since it is larger than the sum of its proper divisors (197281711).

423346401 is a wasteful number, since it uses less digits than its factorization.

423346401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702140 (or 702137 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 423346401 is about 20575.3833743141. The cubic root of 423346401 is about 750.8709295841.

Adding to 423346401 its reverse (104643324), we get a palindrome (527989725).

The spelling of 423346401 in words is "four hundred twenty-three million, three hundred forty-six thousand, four hundred one".