453391849 has 9 divisors (see below), whose sum is σ = 459980157. Its totient is φ = 446897484.

The previous prime is 453391811. The next prime is 453391877. The reversal of 453391849 is 948193354.

It is a happy number.

The square root of 453391849 is 21293.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 453391849 - 2¹¹ = 453389801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 453391799 and 453391808.

It is not an unprimeable number, because it can be changed into a prime (453391879) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2278252 + ... + 2278450.

Almost surely, 2^453391849 is an apocalyptic number.

453391849 is the 21293-rd square number.

453391849 is the 10647-th centered octagonal number.

It is an amenable number.

453391849 is a deficient number, since it is larger than the sum of its proper divisors (6588308).

453391849 is an frugal number, since it uses more digits than its factorization.

453391849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 306 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The cubic root of 453391849 is about 768.2299528651.

The spelling of 453391849 in words is "four hundred fifty-three million, three hundred ninety-one thousand, eight hundred forty-nine".