451872094 has 4 divisors (see below), whose sum is σ = 677808144. Its totient is φ = 225936046.

The previous prime is 451872073. The next prime is 451872097. The reversal of 451872094 is 490278154.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451872097) 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 as a sum of consecutive naturals, namely, 112968022 + ... + 112968025.

It is an arithmetic number, because the mean of its divisors is an integer number (169452036).

Almost surely, 2^451872094 is an apocalyptic number.

451872094 is a deficient number, since it is larger than the sum of its proper divisors (225936050).

451872094 is a wasteful number, since it uses less digits than its factorization.

451872094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225936049.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 451872094 is about 21257.2833165482. The cubic root of 451872094 is about 767.3706312523.

The spelling of 451872094 in words is "four hundred fifty-one million, eight hundred seventy-two thousand, ninety-four".