423031401 has 24 divisors (see below), whose sum is σ = 668847816. Its totient is φ = 256055040.

The previous prime is 423031391. The next prime is 423031421. The reversal of 423031401 is 104130324.

423031401 is a `hidden beast` number, since 4 + 230 + 31 + 401 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2822400 + 420209001 = 1680^2 + 20499^2 .

It is not a de Polignac number, because 423031401 - 2¹⁴ = 423015017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423031421) 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, 22500 + ... + 36773.

It is an arithmetic number, because the mean of its divisors is an integer number (27868659).

Almost surely, 2^423031401 is an apocalyptic number.

It is an amenable number.

423031401 is a deficient number, since it is larger than the sum of its proper divisors (245816415).

423031401 is a wasteful number, since it uses less digits than its factorization.

423031401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59353 (or 59350 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 423031401 is about 20567.7271714694. The cubic root of 423031401 is about 750.6846494833.

Adding to 423031401 its reverse (104130324), we get a palindrome (527161725).

The spelling of 423031401 in words is "four hundred twenty-three million, thirty-one thousand, four hundred one".