447274453 has 16 divisors (see below), whose sum is σ = 478321200. Its totient is φ = 417464320.

The previous prime is 447274439. The next prime is 447274481. The reversal of 447274453 is 354472744.

It can be written as a sum of positive squares in 8 ways, for example, as 164429329 + 282845124 = 12823^2 + 16818^2 .

It is a cyclic number.

It is not a de Polignac number, because 447274453 - 2⁹ = 447273941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447274423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132693 + ... + 136021.

It is an arithmetic number, because the mean of its divisors is an integer number (29895075).

Almost surely, 2^447274453 is an apocalyptic number.

It is an amenable number.

447274453 is a deficient number, since it is larger than the sum of its proper divisors (31046747).

447274453 is a wasteful number, since it uses less digits than its factorization.

447274453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512.

The product of its digits is 376320, while the sum is 40.

The square root of 447274453 is about 21148.8641066134. The cubic root of 447274453 is about 764.7591780455.

The spelling of 447274453 in words is "four hundred forty-seven million, two hundred seventy-four thousand, four hundred fifty-three".