999363250 has 16 divisors (see below), whose sum is σ = 1870808472. Its totient is φ = 399745200.

The previous prime is 999363227. The next prime is 999363251. The reversal of 999363250 is 52363999.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 568011889 + 431351361 = 23833^2 + 20769^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 999363250.

It is not an unprimeable number, because it can be changed into a prime (999363251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1998477 + ... + 1998976.

Almost surely, 2^999363250 is an apocalyptic number.

999363250 is a deficient number, since it is larger than the sum of its proper divisors (871445222).

999363250 is a wasteful number, since it uses less digits than its factorization.

999363250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3997470 (or 3997460 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 46.

The square root of 999363250 is about 31612.7070969887. The cubic root of 999363250 is about 999.7877049340.

The spelling of 999363250 in words is "nine hundred ninety-nine million, three hundred sixty-three thousand, two hundred fifty".