10200049 has 4 divisors (see below), whose sum is σ = 10475764. Its totient is φ = 9924336.

The previous prime is 10200037. The next prime is 10200067. The reversal of 10200049 is 94000201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7617600 + 2582449 = 2760^2 + 1607^2 .

It is a cyclic number.

It is not a de Polignac number, because 10200049 - 2⁹ = 10199537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137802 + ... + 137875.

It is an arithmetic number, because the mean of its divisors is an integer number (2618941).

Almost surely, 2^10200049 is an apocalyptic number.

It is an amenable number.

10200049 is a deficient number, since it is larger than the sum of its proper divisors (275715).

10200049 is an equidigital number, since it uses as much as digits as its factorization.

10200049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275714.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 10200049 is about 3193.7515557726. The cubic root of 10200049 is about 216.8706358004.

The spelling of 10200049 in words is "ten million, two hundred thousand, forty-nine".