406390010 has 16 divisors (see below), whose sum is σ = 787771656. Its totient is φ = 150051648.

The previous prime is 406390007. The next prime is 406390027. The reversal of 406390010 is 10093604.

It can be written as a sum of positive squares in 4 ways, for example, as 246898369 + 159491641 = 15713^2 + 12629^2 .

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, 1562909 + ... + 1563168.

Almost surely, 2^406390010 is an apocalyptic number.

406390010 is a deficient number, since it is larger than the sum of its proper divisors (381381646).

406390010 is a wasteful number, since it uses less digits than its factorization.

406390010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126097.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 406390010 is about 20159.1172921832. The cubic root of 406390010 is about 740.7090902165.

The spelling of 406390010 in words is "four hundred six million, three hundred ninety thousand, ten".