450079 has 8 divisors (see below), whose sum is σ = 519840. Its totient is φ = 381696.

The previous prime is 450077. The next prime is 450083. The reversal of 450079 is 970054.

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

It is not a de Polignac number, because 450079 - 2¹ = 450077 is a prime.

It is a super-2 number, since 2×450079² = 405142212482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450071) 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, 507 + ... + 1075.

It is an arithmetic number, because the mean of its divisors is an integer number (64980).

2⁴⁵⁰⁰⁷⁹ is an apocalyptic number.

450079 is a deficient number, since it is larger than the sum of its proper divisors (69761).

450079 is a wasteful number, since it uses less digits than its factorization.

450079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 450079 is about 670.8792737893. The cubic root of 450079 is about 76.6354273062.

Subtracting from 450079 its sum of digits (25), we obtain a palindrome (450054).

The spelling of 450079 in words is "four hundred fifty thousand, seventy-nine".