451346996 has 12 divisors (see below), whose sum is σ = 791150052. Its totient is φ = 225304128.

The previous prime is 451346953. The next prime is 451346999. The reversal of 451346996 is 699643154.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38688400 + 412658596 = 6220^2 + 20314^2 .

It is a super-2 number, since 2×451346996² = 407428221596448032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 451346996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451346999) 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 3 ways as a sum of consecutive naturals, for example, 89585 + ... + 94488.

It is an arithmetic number, because the mean of its divisors is an integer number (65929171).

Almost surely, 2^451346996 is an apocalyptic number.

It is an amenable number.

451346996 is a deficient number, since it is larger than the sum of its proper divisors (339803056).

451346996 is a wasteful number, since it uses less digits than its factorization.

451346996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184690 (or 184688 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 451346996 is about 21244.9287125187. The cubic root of 451346996 is about 767.0732750088.

The spelling of 451346996 in words is "four hundred fifty-one million, three hundred forty-six thousand, nine hundred ninety-six".