454466194 has 16 divisors (see below), whose sum is σ = 839014848. Its totient is φ = 179788752.

The previous prime is 454466161. The next prime is 454466197. The reversal of 454466194 is 491664454.

It is a self number, because there is not a number n which added to its sum of digits gives 454466194.

It is not an unprimeable number, because it can be changed into a prime (454466197) 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, 1248352 + ... + 1248715.

It is an arithmetic number, because the mean of its divisors is an integer number (52438428).

Almost surely, 2^454466194 is an apocalyptic number.

454466194 is a deficient number, since it is larger than the sum of its proper divisors (384548654).

454466194 is a wasteful number, since it uses less digits than its factorization.

454466194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497089.

The product of its digits is 414720, while the sum is 43.

The square root of 454466194 is about 21318.2127299640. The cubic root of 454466194 is about 768.8362664863.

The spelling of 454466194 in words is "four hundred fifty-four million, four hundred sixty-six thousand, one hundred ninety-four".