206675473 has 2 divisors, whose sum is σ = 206675474. Its totient is φ = 206675472.

The previous prime is 206675467. The next prime is 206675507. The reversal of 206675473 is 374576602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134374464 + 72301009 = 11592^2 + 8503^2 .

It is a cyclic number.

It is not a de Polignac number, because 206675473 - 2¹³ = 206667281 is a prime.

It is a super-2 number, since 2×206675473² = 85429502279547458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (206675423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103337736 + 103337737.

It is an arithmetic number, because the mean of its divisors is an integer number (103337737).

Almost surely, 2^206675473 is an apocalyptic number.

It is an amenable number.

206675473 is a deficient number, since it is larger than the sum of its proper divisors (1).

206675473 is an equidigital number, since it uses as much as digits as its factorization.

206675473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 40.

The square root of 206675473 is about 14376.2120532496. The cubic root of 206675473 is about 591.2388724445.

The spelling of 206675473 in words is "two hundred six million, six hundred seventy-five thousand, four hundred seventy-three".