450004 has 6 divisors (see below), whose sum is σ = 787514. Its totient is φ = 225000.

The previous prime is 450001. The next prime is 450011. The reversal of 450004 is 400054.

It can be written as a sum of positive squares in only one way, i.e., 291600 + 158404 = 540^2 + 398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56247 + ... + 56254.

2⁴⁵⁰⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

450004 is a deficient number, since it is larger than the sum of its proper divisors (337510).

450004 is a wasteful number, since it uses less digits than its factorization.

450004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112505 (or 112503 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 450004 is about 670.8233746673. The cubic root of 450004 is about 76.6311702933.

Adding to 450004 its reverse (400054), we get a palindrome (850058).

The spelling of 450004 in words is "four hundred fifty thousand, four".