406763 has 4 divisors (see below), whose sum is σ = 464880. Its totient is φ = 348648.

The previous prime is 406739. The next prime is 406789. The reversal of 406763 is 367604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406763 - 2⁶ = 406699 is a prime.

It is a super-2 number, since 2×406763² = 330912276338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29048 + ... + 29061.

It is an arithmetic number, because the mean of its divisors is an integer number (116220).

2⁴⁰⁶⁷⁶³ is an apocalyptic number.

406763 is a deficient number, since it is larger than the sum of its proper divisors (58117).

406763 is an equidigital number, since it uses as much as digits as its factorization.

406763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58116.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 406763 is about 637.7797425444. The cubic root of 406763 is about 74.0935631713.

The spelling of 406763 in words is "four hundred six thousand, seven hundred sixty-three".