447710689 has 2 divisors, whose sum is σ = 447710690. Its totient is φ = 447710688.

The previous prime is 447710677. The next prime is 447710701. The reversal of 447710689 is 986017744.

It is a balanced prime because it is at equal distance from previous prime (447710677) and next prime (447710701).

It can be written as a sum of positive squares in only one way, i.e., 416160000 + 31550689 = 20400^2 + 5617^2 .

It is a cyclic number.

It is not a de Polignac number, because 447710689 - 2¹⁷ = 447579617 is a prime.

It is a super-2 number, since 2×447710689² = 400889722089709442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (447710609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223855344 + 223855345.

It is an arithmetic number, because the mean of its divisors is an integer number (223855345).

Almost surely, 2^447710689 is an apocalyptic number.

It is an amenable number.

447710689 is a deficient number, since it is larger than the sum of its proper divisors (1).

447710689 is an equidigital number, since it uses as much as digits as its factorization.

447710689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 447710689 is about 21159.1750548078. The cubic root of 447710689 is about 765.0077257254.

The spelling of 447710689 in words is "four hundred forty-seven million, seven hundred ten thousand, six hundred eighty-nine".