423452401 has 4 divisors (see below), whose sum is σ = 424065904. Its totient is φ = 422838900.

The previous prime is 423452389. The next prime is 423452437. The reversal of 423452401 is 104254324.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423452401 - 2¹³ = 423444209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423452441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305715 + ... + 307096.

It is an arithmetic number, because the mean of its divisors is an integer number (106016476).

Almost surely, 2^423452401 is an apocalyptic number.

It is an amenable number.

423452401 is a deficient number, since it is larger than the sum of its proper divisors (613503).

423452401 is an equidigital number, since it uses as much as digits as its factorization.

423452401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613502.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 423452401 is about 20577.9591067725. The cubic root of 423452401 is about 750.9335935368.

The spelling of 423452401 in words is "four hundred twenty-three million, four hundred fifty-two thousand, four hundred one".