451046 has 4 divisors (see below), whose sum is σ = 676572. Its totient is φ = 225522.

The previous prime is 451039. The next prime is 451051. The reversal of 451046 is 640154.

It is a happy number.

451046 is nontrivially palindromic in base 16.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112760 + ... + 112763.

It is an arithmetic number, because the mean of its divisors is an integer number (169143).

2⁴⁵¹⁰⁴⁶ is an apocalyptic number.

451046 is a deficient number, since it is larger than the sum of its proper divisors (225526).

451046 is a wasteful number, since it uses less digits than its factorization.

451046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225525.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 451046 is about 671.5995830850. The cubic root of 451046 is about 76.6902720843.

The spelling of 451046 in words is "four hundred fifty-one thousand, forty-six".