446730497 has 2 divisors, whose sum is σ = 446730498. Its totient is φ = 446730496.

The previous prime is 446730433. The next prime is 446730517. The reversal of 446730497 is 794037644.

It is a Cunningham number, because it is equal to 21136²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446730496 + 1 = 21136^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 446730497 - 2⁶ = 446730433 is a prime.

It is a Chen prime.

It is equal to p_23688845 and since 446730497 and 23688845 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (446730197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223365248 + 223365249.

It is an arithmetic number, because the mean of its divisors is an integer number (223365249).

Almost surely, 2^446730497 is an apocalyptic number.

It is an amenable number.

446730497 is a deficient number, since it is larger than the sum of its proper divisors (1).

446730497 is an equidigital number, since it uses as much as digits as its factorization.

446730497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 44.

The square root of 446730497 is about 21136.0000236563. Note that the first 4 decimals coincide. The cubic root of 446730497 is about 764.4490298480.

The spelling of 446730497 in words is "four hundred forty-six million, seven hundred thirty thousand, four hundred ninety-seven".