10275021 has 12 divisors (see below), whose sum is σ = 15714972. Its totient is φ = 6446976.

The previous prime is 10274963. The next prime is 10275037. The reversal of 10275021 is 12057201.

10275021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3572100 + 6702921 = 1890^2 + 2589^2 .

It is not a de Polignac number, because 10275021 - 2¹⁴ = 10258637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10274985 and 10275003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10275061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33426 + ... + 33731.

It is an arithmetic number, because the mean of its divisors is an integer number (1309581).

Almost surely, 2^10275021 is an apocalyptic number.

It is an amenable number.

10275021 is a deficient number, since it is larger than the sum of its proper divisors (5439951).

10275021 is a wasteful number, since it uses less digits than its factorization.

10275021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67180 (or 67177 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 10275021 is about 3205.4673606200. The cubic root of 10275021 is about 217.4006839472.

The spelling of 10275021 in words is "ten million, two hundred seventy-five thousand, twenty-one".