406424204 has 12 divisors (see below), whose sum is σ = 711393144. Its totient is φ = 203169024.

The previous prime is 406424203. The next prime is 406424209. The reversal of 406424204 is 402424604.

It is not an unprimeable number, because it can be changed into a prime (406424203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20627 + ... + 35189.

It is an arithmetic number, because the mean of its divisors is an integer number (59282762).

Almost surely, 2^406424204 is an apocalyptic number.

It is an amenable number.

406424204 is a deficient number, since it is larger than the sum of its proper divisors (304968940).

406424204 is a wasteful number, since it uses less digits than its factorization.

406424204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21544 (or 21542 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 406424204 is about 20159.9653769544. The cubic root of 406424204 is about 740.7298642641.

Adding to 406424204 its reverse (402424604), we get a palindrome (808848808).

The spelling of 406424204 in words is "four hundred six million, four hundred twenty-four thousand, two hundred four".