10050921 has 12 divisors (see below), whose sum is σ = 14583348. Its totient is φ = 6670464.

The previous prime is 10050919. The next prime is 10050941. The reversal of 10050921 is 12905001.

It can be written as a sum of positive squares in 2 ways, for example, as 5475600 + 4575321 = 2340^2 + 2139^2 .

It is not a de Polignac number, because 10050921 - 2¹ = 10050919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10050894 and 10050903.

It is not an unprimeable number, because it can be changed into a prime (10050941) 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 11 ways as a sum of consecutive naturals, for example, 300 + ... + 4493.

It is an arithmetic number, because the mean of its divisors is an integer number (1215279).

Almost surely, 2^10050921 is an apocalyptic number.

It is an amenable number.

10050921 is a deficient number, since it is larger than the sum of its proper divisors (4532427).

10050921 is a wasteful number, since it uses less digits than its factorization.

10050921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5032 (or 5029 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 10050921 is about 3170.3187536902. The cubic root of 10050921 is about 215.8085366118.

Adding to 10050921 its reverse (12905001), we get a palindrome (22955922).

The spelling of 10050921 in words is "ten million, fifty thousand, nine hundred twenty-one".