423503885 has 8 divisors (see below), whose sum is σ = 580805376. Its totient is φ = 290402640.

The previous prime is 423503833. The next prime is 423503893. The reversal of 423503885 is 588305324.

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

It is not a de Polignac number, because 423503885 - 2⁸ = 423503629 is a prime.

It is a super-2 number, since 2×423503885² = 358711081220186450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6050021 + ... + 6050090.

It is an arithmetic number, because the mean of its divisors is an integer number (72600672).

Almost surely, 2^423503885 is an apocalyptic number.

It is an amenable number.

423503885 is a deficient number, since it is larger than the sum of its proper divisors (157301491).

423503885 is a wasteful number, since it uses less digits than its factorization.

423503885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12100123.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 423503885 is about 20579.2100188515. The cubic root of 423503885 is about 750.9640255273.

The spelling of 423503885 in words is "four hundred twenty-three million, five hundred three thousand, eight hundred eighty-five".