451469349 has 8 divisors (see below), whose sum is σ = 668843520. Its totient is φ = 300979548.

The previous prime is 451469339. The next prime is 451469351. The reversal of 451469349 is 943964154.

451469349 is a `hidden beast` number, since 4 + 514 + 6 + 93 + 49 = 666.

It is not a de Polignac number, because 451469349 - 2²⁷ = 317251621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451469309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8360517 + ... + 8360570.

It is an arithmetic number, because the mean of its divisors is an integer number (83605440).

Almost surely, 2^451469349 is an apocalyptic number.

It is an amenable number.

451469349 is a deficient number, since it is larger than the sum of its proper divisors (217374171).

451469349 is a wasteful number, since it uses less digits than its factorization.

451469349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16721096 (or 16721090 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 451469349 is about 21247.8080987193. The cubic root of 451469349 is about 767.1425825392.

The spelling of 451469349 in words is "four hundred fifty-one million, four hundred sixty-nine thousand, three hundred forty-nine".