406320026 has 64 divisors (see below), whose sum is σ = 760015872. Its totient is φ = 158982912.

The previous prime is 406320017. The next prime is 406320041. The reversal of 406320026 is 620023604.

It is a junction number, because it is equal to n+sod(n) for n = 406319983 and 406320010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1323365 + ... + 1323671.

It is an arithmetic number, because the mean of its divisors is an integer number (11875248).

Almost surely, 2^406320026 is an apocalyptic number.

406320026 is a deficient number, since it is larger than the sum of its proper divisors (353695846).

406320026 is a wasteful number, since it uses less digits than its factorization.

406320026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 406320026 is about 20157.3814271596. The cubic root of 406320026 is about 740.6665688621. Note that the first 3 decimals are identical.

The spelling of 406320026 in words is "four hundred six million, three hundred twenty thousand, twenty-six".