450240542 has 8 divisors (see below), whose sum is σ = 689730336. Its totient is φ = 220330432.

The previous prime is 450240521. The next prime is 450240547. The reversal of 450240542 is 245042054.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450240547) 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 3 ways as a sum of consecutive naturals, for example, 2394803 + ... + 2394990.

It is an arithmetic number, because the mean of its divisors is an integer number (86216292).

Almost surely, 2^450240542 is an apocalyptic number.

450240542 is a deficient number, since it is larger than the sum of its proper divisors (239489794).

450240542 is a wasteful number, since it uses less digits than its factorization.

450240542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789842.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 450240542 is about 21218.8723074531. The cubic root of 450240542 is about 766.4459485191.

Adding to 450240542 its reverse (245042054), we get a palindrome (695282596).

The spelling of 450240542 in words is "four hundred fifty million, two hundred forty thousand, five hundred forty-two".