450575142 has 16 divisors (see below), whose sum is σ = 930220032. Its totient is φ = 145346760.

The previous prime is 450575137. The next prime is 450575149. The reversal of 450575142 is 241575054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450575149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211038 + ... + 1211409.

It is an arithmetic number, because the mean of its divisors is an integer number (58138752).

Almost surely, 2^450575142 is an apocalyptic number.

450575142 is an abundant number, since it is smaller than the sum of its proper divisors (479644890).

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

450575142 is a wasteful number, since it uses less digits than its factorization.

450575142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422483.

The product of its (nonzero) digits is 28000, while the sum is 33.

The square root of 450575142 is about 21226.7553337763. The cubic root of 450575142 is about 766.6357650641.

The spelling of 450575142 in words is "four hundred fifty million, five hundred seventy-five thousand, one hundred forty-two".