450236142 has 24 divisors (see below), whose sum is σ = 976979016. Its totient is φ = 149852976.

The previous prime is 450236119. The next prime is 450236147. The reversal of 450236142 is 241632054.

450236142 is a `hidden beast` number, since 45 + 0 + 2 + 3 + 614 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450236147) 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 11 ways as a sum of consecutive naturals, for example, 6288 + ... + 30659.

It is an arithmetic number, because the mean of its divisors is an integer number (40707459).

Almost surely, 2^450236142 is an apocalyptic number.

450236142 is an abundant number, since it is smaller than the sum of its proper divisors (526742874).

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

450236142 is a wasteful number, since it uses less digits than its factorization.

450236142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37632 (or 37629 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 450236142 is about 21218.7686259123. The cubic root of 450236142 is about 766.4434517995.

Adding to 450236142 its reverse (241632054), we get a palindrome (691868196).

The spelling of 450236142 in words is "four hundred fifty million, two hundred thirty-six thousand, one hundred forty-two".