10221795 has 48 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 5305824.

The previous prime is 10221793. The next prime is 10221797. The reversal of 10221795 is 59712201.

It is an interprime number because it is at equal distance from previous prime (10221793) and next prime (10221797).

It is not a de Polignac number, because 10221795 - 2¹ = 10221793 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10221793) 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, 57016 + ... + 57194.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^10221795 is an apocalyptic number.

10221795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10221795 is a deficient number, since it is larger than the sum of its proper divisors (8647965).

10221795 is an equidigital number, since it uses as much as digits as its factorization.

10221795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 10221795 is about 3197.1542033502. The cubic root of 10221795 is about 217.0246455617.

Adding to 10221795 its reverse (59712201), we get a palindrome (69933996).

The spelling of 10221795 in words is "ten million, two hundred twenty-one thousand, seven hundred ninety-five".