406430313 has 4 divisors (see below), whose sum is σ = 541907088. Its totient is φ = 270953540.

The previous prime is 406430293. The next prime is 406430327. The reversal of 406430313 is 313034604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 406430313 - 2⁹ = 406429801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406437313) 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 3 ways as a sum of consecutive naturals, for example, 67738383 + ... + 67738388.

It is an arithmetic number, because the mean of its divisors is an integer number (135476772).

Almost surely, 2^406430313 is an apocalyptic number.

It is an amenable number.

406430313 is a deficient number, since it is larger than the sum of its proper divisors (135476775).

406430313 is a wasteful number, since it uses less digits than its factorization.

406430313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135476774.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 406430313 is about 20160.1168895421. The cubic root of 406430313 is about 740.7335755720.

Adding to 406430313 its reverse (313034604), we get a palindrome (719464917).

The spelling of 406430313 in words is "four hundred six million, four hundred thirty thousand, three hundred thirteen".