406442062 has 16 divisors (see below), whose sum is σ = 685107360. Its totient is φ = 179432352.

The previous prime is 406442059. The next prime is 406442083. The reversal of 406442062 is 260244604.

It is a self number, because there is not a number n which added to its sum of digits gives 406442062.

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, 339237 + ... + 340432.

It is an arithmetic number, because the mean of its divisors is an integer number (42819210).

Almost surely, 2^406442062 is an apocalyptic number.

406442062 is a deficient number, since it is larger than the sum of its proper divisors (278665298).

406442062 is a wasteful number, since it uses less digits than its factorization.

406442062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679707.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 406442062 is about 20160.4082795959. The cubic root of 406442062 is about 740.7407131588.

Adding to 406442062 its reverse (260244604), we get a palindrome (666686666).

The spelling of 406442062 in words is "four hundred six million, four hundred forty-two thousand, sixty-two".