206946463 has 2 divisors, whose sum is σ = 206946464. Its totient is φ = 206946462.

The previous prime is 206946437. The next prime is 206946497. The reversal of 206946463 is 364649602.

206946463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206946463 - 2²⁵ = 173392031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206946403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103473231 + 103473232.

It is an arithmetic number, because the mean of its divisors is an integer number (103473232).

Almost surely, 2^206946463 is an apocalyptic number.

206946463 is a deficient number, since it is larger than the sum of its proper divisors (1).

206946463 is an equidigital number, since it uses as much as digits as its factorization.

206946463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 206946463 is about 14385.6339102592. The cubic root of 206946463 is about 591.4971676431.

The spelling of 206946463 in words is "two hundred six million, nine hundred forty-six thousand, four hundred sixty-three".