454914678 has 16 divisors (see below), whose sum is σ = 911622960. Its totient is φ = 151339296.

The previous prime is 454914671. The next prime is 454914737. The reversal of 454914678 is 876419454.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454914671) 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 7 ways as a sum of consecutive naturals, for example, 71425 + ... + 77532.

It is an arithmetic number, because the mean of its divisors is an integer number (56976435).

Almost surely, 2^454914678 is an apocalyptic number.

454914678 is an abundant number, since it is smaller than the sum of its proper divisors (456708282).

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

454914678 is a wasteful number, since it uses less digits than its factorization.

454914678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149471.

The product of its digits is 967680, while the sum is 48.

The square root of 454914678 is about 21328.7289354054. The cubic root of 454914678 is about 769.0890886667.

The spelling of 454914678 in words is "four hundred fifty-four million, nine hundred fourteen thousand, six hundred seventy-eight".