423502406 has 16 divisors (see below), whose sum is σ = 644753520. Its totient is φ = 208602240.

The previous prime is 423502403. The next prime is 423502411. The reversal of 423502406 is 604205324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423502403) by changing a digit.

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, 45785 + ... + 54251.

It is an arithmetic number, because the mean of its divisors is an integer number (40297095).

Almost surely, 2^423502406 is an apocalyptic number.

423502406 is a deficient number, since it is larger than the sum of its proper divisors (221251114).

423502406 is a wasteful number, since it uses less digits than its factorization.

423502406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8839.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 423502406 is about 20579.1740844962. The cubic root of 423502406 is about 750.9631513306.

The spelling of 423502406 in words is "four hundred twenty-three million, five hundred two thousand, four hundred six".