10299728 has 30 divisors (see below), whose sum is σ = 20405502. Its totient is φ = 5036160.

The previous prime is 10299697. The next prime is 10299743. The reversal of 10299728 is 82799201.

It can be written as a sum of positive squares in 3 ways, for example, as 8464 + 10291264 = 92^2 + 3208^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10299691 and 10299700.

It is a congruent number.

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, 59450 + ... + 59622.

Almost surely, 2^10299728 is an apocalyptic number.

It is an amenable number.

10299728 is a deficient number, since it is larger than the sum of its proper divisors (10105774).

10299728 is an equidigital number, since it uses as much as digits as its factorization.

10299728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 236 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 10299728 is about 3209.3189308637. The cubic root of 10299728 is about 217.5747961365.

The spelling of 10299728 in words is "ten million, two hundred ninety-nine thousand, seven hundred twenty-eight".