10395021 has 48 divisors (see below), whose sum is σ = 17919360. Its totient is φ = 5241600.

The previous prime is 10395019. The next prime is 10395023. The reversal of 10395021 is 12059301.

It is an interprime number because it is at equal distance from previous prime (10395019) and next prime (10395023).

It is not a de Polignac number, because 10395021 - 2¹ = 10395019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10395023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102871 + ... + 102971.

It is an arithmetic number, because the mean of its divisors is an integer number (373320).

Almost surely, 2^10395021 is an apocalyptic number.

It is an amenable number.

10395021 is a deficient number, since it is larger than the sum of its proper divisors (7524339).

10395021 is a wasteful number, since it uses less digits than its factorization.

10395021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 10395021 is about 3224.1310457238. The cubic root of 10395021 is about 218.2437374290.

The spelling of 10395021 in words is "ten million, three hundred ninety-five thousand, twenty-one".