800369650 has 12 divisors (see below), whose sum is σ = 1488687642. Its totient is φ = 320147840.

The previous prime is 800369573. The next prime is 800369657. The reversal of 800369650 is 56963008.

It can be written as a sum of positive squares in 3 ways, for example, as 626050441 + 174319209 = 25021^2 + 13203^2 .

It is a super-2 number, since 2×800369650² = 1281183153282245000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (800369657) 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 in 5 ways as a sum of consecutive naturals, for example, 8003647 + ... + 8003746.

Almost surely, 2^800369650 is an apocalyptic number.

800369650 is a deficient number, since it is larger than the sum of its proper divisors (688317992).

800369650 is a wasteful number, since it uses less digits than its factorization.

800369650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16007405 (or 16007400 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 800369650 is about 28290.8050433352. The cubic root of 800369650 is about 928.4607249823.

The spelling of 800369650 in words is "eight hundred million, three hundred sixty-nine thousand, six hundred fifty".