455043442 has 8 divisors (see below), whose sum is σ = 780074496. Its totient is φ = 195018612.

The previous prime is 455043409. The next prime is 455043509. The reversal of 455043442 is 244340554.

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

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, 16251538 + ... + 16251565.

It is an arithmetic number, because the mean of its divisors is an integer number (97509312).

Almost surely, 2^455043442 is an apocalyptic number.

455043442 is a deficient number, since it is larger than the sum of its proper divisors (325031054).

455043442 is a wasteful number, since it uses less digits than its factorization.

455043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32503112.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 455043442 is about 21331.7472795831. The cubic root of 455043442 is about 769.1616456025.

Adding to 455043442 its reverse (244340554), we get a palindrome (699383996).

The spelling of 455043442 in words is "four hundred fifty-five million, forty-three thousand, four hundred forty-two".