404006462 has 16 divisors (see below), whose sum is σ = 675429840. Its totient is φ = 180114048.

The previous prime is 404006461. The next prime is 404006467. The reversal of 404006462 is 264600404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404006461) 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, 312053 + ... + 313344.

It is an arithmetic number, because the mean of its divisors is an integer number (42214365).

Almost surely, 2^404006462 is an apocalyptic number.

404006462 is a deficient number, since it is larger than the sum of its proper divisors (271423378).

404006462 is a wasteful number, since it uses less digits than its factorization.

404006462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625435.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 404006462 is about 20099.9119898571. The cubic root of 404006462 is about 739.2581206194.

Adding to 404006462 its reverse (264600404), we get a palindrome (668606866).

The spelling of 404006462 in words is "four hundred four million, six thousand, four hundred sixty-two".