450335540 has 48 divisors (see below), whose sum is σ = 964922112. Its totient is φ = 176507136.

The previous prime is 450335531. The next prime is 450335581. The reversal of 450335540 is 45533054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242897 + ... + 244743.

It is an arithmetic number, because the mean of its divisors is an integer number (20102544).

Almost surely, 2^450335540 is an apocalyptic number.

It is an amenable number.

450335540 is an abundant number, since it is smaller than the sum of its proper divisors (514586572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450335540 is a wasteful number, since it uses less digits than its factorization.

450335540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096 (or 2094 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 450335540 is about 21221.1107155116. The cubic root of 450335540 is about 766.4998498638.

Adding to 450335540 its reverse (45533054), we get a palindrome (495868594).

The spelling of 450335540 in words is "four hundred fifty million, three hundred thirty-five thousand, five hundred forty".