802488650 has 12 divisors (see below), whose sum is σ = 1492628982. Its totient is φ = 320995440.

The previous prime is 802488641. The next prime is 802488691. The reversal of 802488650 is 56884208.

It can be written as a sum of positive squares in 3 ways, for example, as 398920729 + 403567921 = 19973^2 + 20089^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 802488598 and 802488607.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8024837 + ... + 8024936.

Almost surely, 2^802488650 is an apocalyptic number.

802488650 is a deficient number, since it is larger than the sum of its proper divisors (690140332).

802488650 is a wasteful number, since it uses less digits than its factorization.

802488650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16049785 (or 16049780 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 41.

The square root of 802488650 is about 28328.2306189427. The cubic root of 802488650 is about 929.2793777845.

The spelling of 802488650 in words is "eight hundred two million, four hundred eighty-eight thousand, six hundred fifty".