455454642 has 8 divisors (see below), whose sum is σ = 910909296. Its totient is φ = 151818212.

The previous prime is 455454641. The next prime is 455454679. The reversal of 455454642 is 246454554.

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

455454642 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 455454642.

It is not an unprimeable number, because it can be changed into a prime (455454641) by changing a digit.

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, 37954548 + ... + 37954559.

It is an arithmetic number, because the mean of its divisors is an integer number (113863662).

Almost surely, 2^455454642 is an apocalyptic number.

455454642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

455454642 is a wasteful number, since it uses less digits than its factorization.

455454642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75909112.

The product of its digits is 384000, while the sum is 39.

The square root of 455454642 is about 21341.3833197382. The cubic root of 455454642 is about 769.3932601538.

The spelling of 455454642 in words is "four hundred fifty-five million, four hundred fifty-four thousand, six hundred forty-two".