456474213 has 24 divisors (see below), whose sum is σ = 723478392. Its totient is φ = 275603328.

The previous prime is 456474211. The next prime is 456474241. The reversal of 456474213 is 312474654.

456474213 is a `hidden beast` number, since 4 + 5 + 647 + 4 + 2 + 1 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 49322529 + 407151684 = 7023^2 + 20178^2 .

It is not a de Polignac number, because 456474213 - 2¹ = 456474211 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456474211) 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 23 ways as a sum of consecutive naturals, for example, 30606 + ... + 43007.

It is an arithmetic number, because the mean of its divisors is an integer number (30144933).

Almost surely, 2^456474213 is an apocalyptic number.

It is an amenable number.

456474213 is a deficient number, since it is larger than the sum of its proper divisors (267004179).

456474213 is a wasteful number, since it uses less digits than its factorization.

456474213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73685 (or 73682 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 456474213 is about 21365.2571479961. The cubic root of 456474213 is about 769.9669480387.

The spelling of 456474213 in words is "four hundred fifty-six million, four hundred seventy-four thousand, two hundred thirteen".