454694779 has 16 divisors (see below), whose sum is σ = 578958336. Its totient is φ = 346766400.

The previous prime is 454694777. The next prime is 454694789. The reversal of 454694779 is 977496454.

It is a cyclic number.

It is not a de Polignac number, because 454694779 - 2¹ = 454694777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (454694777) 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 15 ways as a sum of consecutive naturals, for example, 59202 + ... + 66439.

It is an arithmetic number, because the mean of its divisors is an integer number (36184896).

Almost surely, 2^454694779 is an apocalyptic number.

454694779 is a deficient number, since it is larger than the sum of its proper divisors (124263557).

454694779 is a wasteful number, since it uses less digits than its factorization.

454694779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125706.

The product of its digits is 7620480, while the sum is 55.

The square root of 454694779 is about 21323.5733168716. The cubic root of 454694779 is about 768.9651466124.

The spelling of 454694779 in words is "four hundred fifty-four million, six hundred ninety-four thousand, seven hundred seventy-nine".