454149794 has 16 divisors (see below), whose sum is σ = 784228608. Its totient is φ = 193214112.

The previous prime is 454149793. The next prime is 454149809. The reversal of 454149794 is 497941454.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (454149791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116474 + ... + 120309.

It is an arithmetic number, because the mean of its divisors is an integer number (49014288).

Almost surely, 2^454149794 is an apocalyptic number.

454149794 is a deficient number, since it is larger than the sum of its proper divisors (330078814).

454149794 is a wasteful number, since it uses less digits than its factorization.

454149794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236929.

The product of its digits is 725760, while the sum is 47.

The square root of 454149794 is about 21310.7905531447. The cubic root of 454149794 is about 768.6578034364.

The spelling of 454149794 in words is "four hundred fifty-four million, one hundred forty-nine thousand, seven hundred ninety-four".