400406483 has 2 divisors, whose sum is σ = 400406484. Its totient is φ = 400406482.

The previous prime is 400406477. The next prime is 400406537. The reversal of 400406483 is 384604004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400406483 - 2¹⁴ = 400390099 is a prime.

It is not a weakly prime, because it can be changed into another prime (400406443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200203241 + 200203242.

It is an arithmetic number, because the mean of its divisors is an integer number (200203242).

Almost surely, 2^400406483 is an apocalyptic number.

400406483 is a deficient number, since it is larger than the sum of its proper divisors (1).

400406483 is an equidigital number, since it uses as much as digits as its factorization.

400406483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 400406483 is about 20010.1594946167. The cubic root of 400406483 is about 737.0557979291.

The spelling of 400406483 in words is "four hundred million, four hundred six thousand, four hundred eighty-three".