800630452 has 24 divisors (see below), whose sum is σ = 1437395400. Its totient is φ = 389975040.

The previous prime is 800630431. The next prime is 800630461. The reversal of 800630452 is 254036008.

It can be written as a sum of positive squares in 4 ways, for example, as 167806116 + 632824336 = 12954^2 + 25156^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 800630452.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 120924 + ... + 127372.

It is an arithmetic number, because the mean of its divisors is an integer number (59891475).

Almost surely, 2^800630452 is an apocalyptic number.

800630452 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

800630452 is a deficient number, since it is larger than the sum of its proper divisors (636764948).

800630452 is a wasteful number, since it uses less digits than its factorization.

800630452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7251 (or 7249 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 800630452 is about 28295.4139747062. The cubic root of 800630452 is about 928.5615609388.

The spelling of 800630452 in words is "eight hundred million, six hundred thirty thousand, four hundred fifty-two".