10205738 has 8 divisors (see below), whose sum is σ = 15836580. Its totient is φ = 4926880.

The previous prime is 10205731. The next prime is 10205791. The reversal of 10205738 is 83750201.

It can be written as a sum of positive squares in 2 ways, for example, as 8958049 + 1247689 = 2993^2 + 1117^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10205731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87923 + ... + 88038.

Almost surely, 2^10205738 is an apocalyptic number.

10205738 is a deficient number, since it is larger than the sum of its proper divisors (5630842).

10205738 is a wasteful number, since it uses less digits than its factorization.

10205738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175992.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 10205738 is about 3194.6420769783. The cubic root of 10205738 is about 216.9109476245.

Adding to 10205738 its reverse (83750201), we get a palindrome (93955939).

The spelling of 10205738 in words is "ten million, two hundred five thousand, seven hundred thirty-eight".