390098263 has 2 divisors, whose sum is σ = 390098264. Its totient is φ = 390098262.

The previous prime is 390098249. The next prime is 390098273. The reversal of 390098263 is 362890093.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-390098263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (390098213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195049131 + 195049132.

It is an arithmetic number, because the mean of its divisors is an integer number (195049132).

Almost surely, 2^390098263 is an apocalyptic number.

390098263 is a deficient number, since it is larger than the sum of its proper divisors (1).

390098263 is an equidigital number, since it uses as much as digits as its factorization.

390098263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 390098263 is about 19750.9053716532. The cubic root of 390098263 is about 730.6757132438.

The spelling of 390098263 in words is "three hundred ninety million, ninety-eight thousand, two hundred sixty-three".