423013331 has 8 divisors (see below), whose sum is σ = 455728560. Its totient is φ = 390323232.

The previous prime is 423013291. The next prime is 423013333. The reversal of 423013331 is 133310324.

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

It is not a de Polignac number, because 423013331 - 2¹⁴ = 422996947 is a prime.

It is a super-2 number, since 2×423013331² = 357880556407431122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423013333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43121 + ... + 52013.

It is an arithmetic number, because the mean of its divisors is an integer number (56966070).

Almost surely, 2^423013331 is an apocalyptic number.

423013331 is a deficient number, since it is larger than the sum of its proper divisors (32715229).

423013331 is a wasteful number, since it uses less digits than its factorization.

423013331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 423013331 is about 20567.2878863500. The cubic root of 423013331 is about 750.6739607064.

Adding to 423013331 its reverse (133310324), we get a palindrome (556323655).

The spelling of 423013331 in words is "four hundred twenty-three million, thirteen thousand, three hundred thirty-one".