10205042 has 8 divisors (see below), whose sum is σ = 15835500. Its totient is φ = 4926544.

The previous prime is 10205017. The next prime is 10205051. The reversal of 10205042 is 24050201.

It can be written as a sum of positive squares in 2 ways, for example, as 9186961 + 1018081 = 3031^2 + 1009^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87917 + ... + 88032.

Almost surely, 2^10205042 is an apocalyptic number.

10205042 is a deficient number, since it is larger than the sum of its proper divisors (5630458).

10205042 is a wasteful number, since it uses less digits than its factorization.

10205042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175980.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 10205042 is about 3194.5331427299. The cubic root of 10205042 is about 216.9060166255.

Adding to 10205042 its reverse (24050201), we get a palindrome (34255243).

The spelling of 10205042 in words is "ten million, two hundred five thousand, forty-two".