454538188 has 12 divisors (see below), whose sum is σ = 856629760. Its totient is φ = 209786832.

The previous prime is 454538131. The next prime is 454538191. The reversal of 454538188 is 881835454.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4370508 + ... + 4370611.

Almost surely, 2^454538188 is an apocalyptic number.

It is an amenable number.

454538188 is a deficient number, since it is larger than the sum of its proper divisors (402091572).

454538188 is a wasteful number, since it uses less digits than its factorization.

454538188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8741136 (or 8741134 counting only the distinct ones).

The product of its digits is 614400, while the sum is 46.

The square root of 454538188 is about 21319.9012192834. The cubic root of 454538188 is about 768.8768625939.

The spelling of 454538188 in words is "four hundred fifty-four million, five hundred thirty-eight thousand, one hundred eighty-eight".