450175042 has 4 divisors (see below), whose sum is σ = 675262566. Its totient is φ = 225087520.

The previous prime is 450175007. The next prime is 450175043. The reversal of 450175042 is 240571054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 340365601 + 109809441 = 18449^2 + 10479^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 450175042.

It is not an unprimeable number, because it can be changed into a prime (450175043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112543759 + ... + 112543762.

Almost surely, 2^450175042 is an apocalyptic number.

450175042 is a deficient number, since it is larger than the sum of its proper divisors (225087524).

450175042 is a wasteful number, since it uses less digits than its factorization.

450175042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225087523.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 450175042 is about 21217.3288139671. The cubic root of 450175042 is about 766.4087797619.

The spelling of 450175042 in words is "four hundred fifty million, one hundred seventy-five thousand, forty-two".