455489438 has 8 divisors (see below), whose sum is σ = 683343480. Its totient is φ = 227708280.

The previous prime is 455489429. The next prime is 455489443. The reversal of 455489438 is 834984554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1808 + ... + 30236.

It is an arithmetic number, because the mean of its divisors is an integer number (85417935).

Almost surely, 2^455489438 is an apocalyptic number.

455489438 is a deficient number, since it is larger than the sum of its proper divisors (227854042).

455489438 is a wasteful number, since it uses less digits than its factorization.

455489438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36442.

The product of its digits is 2764800, while the sum is 50.

The square root of 455489438 is about 21342.1985277993. The cubic root of 455489438 is about 769.4128531229.

The spelling of 455489438 in words is "four hundred fifty-five million, four hundred eighty-nine thousand, four hundred thirty-eight".