450038188 has 6 divisors (see below), whose sum is σ = 787566836. Its totient is φ = 225019092.

The previous prime is 450038179. The next prime is 450038213. The reversal of 450038188 is 881830054.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56254770 + ... + 56254777.

Almost surely, 2^450038188 is an apocalyptic number.

It is an amenable number.

450038188 is a deficient number, since it is larger than the sum of its proper divisors (337528648).

450038188 is a wasteful number, since it uses less digits than its factorization.

450038188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112509551 (or 112509549 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 450038188 is about 21214.1035162931. The cubic root of 450038188 is about 766.3311086875.

The spelling of 450038188 in words is "four hundred fifty million, thirty-eight thousand, one hundred eighty-eight".