455554442 has 16 divisors (see below), whose sum is σ = 781684992. Its totient is φ = 195054000.

The previous prime is 455554441. The next prime is 455554447. The reversal of 455554442 is 244455554.

It is a junction number, because it is equal to n+sod(n) for n = 455554396 and 455554405.

It is not an unprimeable number, because it can be changed into a prime (455554441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692 + ... + 30192.

It is an arithmetic number, because the mean of its divisors is an integer number (48855312).

Almost surely, 2^455554442 is an apocalyptic number.

455554442 is a deficient number, since it is larger than the sum of its proper divisors (326130550).

455554442 is a wasteful number, since it uses less digits than its factorization.

455554442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30613.

The product of its digits is 320000, while the sum is 38.

The square root of 455554442 is about 21343.7213718695. The cubic root of 455554442 is about 769.4494529719.

The spelling of 455554442 in words is "four hundred fifty-five million, five hundred fifty-four thousand, four hundred forty-two".