450249873 has 8 divisors (see below), whose sum is σ = 600515136. Its totient is φ = 300075600.

The previous prime is 450249871. The next prime is 450249881. The reversal of 450249873 is 378942054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450249873 - 2¹ = 450249871 is a prime.

It is a super-2 number, since 2×450249873² = 405449896273032258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (450249871) 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, 10213 + ... + 31698.

It is an arithmetic number, because the mean of its divisors is an integer number (75064392).

Almost surely, 2^450249873 is an apocalyptic number.

It is an amenable number.

450249873 is a deficient number, since it is larger than the sum of its proper divisors (150265263).

450249873 is a wasteful number, since it uses less digits than its factorization.

450249873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45495.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 450249873 is about 21219.0921813352. The cubic root of 450249873 is about 766.4512432132.

The spelling of 450249873 in words is "four hundred fifty million, two hundred forty-nine thousand, eight hundred seventy-three".