451794916 has 6 divisors (see below), whose sum is σ = 790641110. Its totient is φ = 225897456.

The previous prime is 451794913. The next prime is 451794923. The reversal of 451794916 is 619497154.

It can be written as a sum of positive squares in only one way, i.e., 306110016 + 145684900 = 17496^2 + 12070^2 .

It is a super-2 number, since 2×451794916² = 408237292246894112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (451794913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56474361 + ... + 56474368.

Almost surely, 2^451794916 is an apocalyptic number.

It is an amenable number.

451794916 is a deficient number, since it is larger than the sum of its proper divisors (338846194).

451794916 is a wasteful number, since it uses less digits than its factorization.

451794916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112948733 (or 112948731 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 451794916 is about 21255.4679082819. The cubic root of 451794916 is about 767.3269407896.

The spelling of 451794916 in words is "four hundred fifty-one million, seven hundred ninety-four thousand, nine hundred sixteen".