423425511 has 24 divisors (see below), whose sum is σ = 649316304. Its totient is φ = 264971520.

The previous prime is 423425501. The next prime is 423425531. The reversal of 423425511 is 115524324.

It is not a de Polignac number, because 423425511 - 2⁷ = 423425383 is a prime.

It is a super-2 number, since 2×423425511² = 358578326731222242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423425501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57256 + ... + 64226.

It is an arithmetic number, because the mean of its divisors is an integer number (27054846).

Almost surely, 2^423425511 is an apocalyptic number.

423425511 is a deficient number, since it is larger than the sum of its proper divisors (225890793).

423425511 is a wasteful number, since it uses less digits than its factorization.

423425511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7391 (or 7388 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 423425511 is about 20577.3057274270. The cubic root of 423425511 is about 750.9176979826.

Adding to 423425511 its reverse (115524324), we get a palindrome (538949835).

The spelling of 423425511 in words is "four hundred twenty-three million, four hundred twenty-five thousand, five hundred eleven".