390763 has 2 divisors, whose sum is σ = 390764. Its totient is φ = 390762.

The previous prime is 390751. The next prime is 390781. The reversal of 390763 is 367093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 390763 - 2¹⁷ = 259691 is a prime.

It is not a weakly prime, because it can be changed into another prime (390703) 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 as a sum of consecutive naturals, namely, 195381 + 195382.

It is an arithmetic number, because the mean of its divisors is an integer number (195382).

2³⁹⁰⁷⁶³ is an apocalyptic number.

390763 is a deficient number, since it is larger than the sum of its proper divisors (1).

390763 is an equidigital number, since it uses as much as digits as its factorization.

390763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 390763 is about 625.1103902512. The cubic root of 390763 is about 73.1090507500.

The spelling of 390763 in words is "three hundred ninety thousand, seven hundred sixty-three".