10202265 has 24 divisors (see below), whose sum is σ = 17791488. Its totient is φ = 5408160.

The previous prime is 10202263. The next prime is 10202273. The reversal of 10202265 is 56220201.

It is not a de Polignac number, because 10202265 - 2¹ = 10202263 is a prime.

It is a super-2 number, since 2×10202265² = 208172422260450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10202263) 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 23 ways as a sum of consecutive naturals, for example, 8002 + ... + 9188.

It is an arithmetic number, because the mean of its divisors is an integer number (741312).

Almost surely, 2^10202265 is an apocalyptic number.

10202265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10202265 is a deficient number, since it is larger than the sum of its proper divisors (7589223).

10202265 is a wasteful number, since it uses less digits than its factorization.

10202265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1386 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10202265 is about 3194.0984643558. The cubic root of 10202265 is about 216.8863399907.

Adding to 10202265 its reverse (56220201), we get a palindrome (66422466).

The spelling of 10202265 in words is "ten million, two hundred two thousand, two hundred sixty-five".