447323461 has 4 divisors (see below), whose sum is σ = 481732972. Its totient is φ = 412913952.

The previous prime is 447323447. The next prime is 447323483. The reversal of 447323461 is 164323744.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65707236 + 381616225 = 8106^2 + 19535^2 .

It is a cyclic number.

It is not a de Polignac number, because 447323461 - 2²⁷ = 313105733 is a prime.

It is a super-2 number, since 2×447323461² = 400196557522037042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447323411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17204736 + ... + 17204761.

It is an arithmetic number, because the mean of its divisors is an integer number (120433243).

Almost surely, 2^447323461 is an apocalyptic number.

It is an amenable number.

447323461 is a deficient number, since it is larger than the sum of its proper divisors (34409511).

447323461 is a wasteful number, since it uses less digits than its factorization.

447323461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34409510.

The product of its digits is 48384, while the sum is 34.

The square root of 447323461 is about 21150.0227186639. The cubic root of 447323461 is about 764.7871086585.

The spelling of 447323461 in words is "four hundred forty-seven million, three hundred twenty-three thousand, four hundred sixty-one".