10215266 has 16 divisors (see below), whose sum is σ = 16930944. Its totient is φ = 4597824.

The previous prime is 10215263. The next prime is 10215269. The reversal of 10215266 is 66251201.

It is an interprime number because it is at equal distance from previous prime (10215263) and next prime (10215269).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (10215263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5750 + ... + 7313.

It is an arithmetic number, because the mean of its divisors is an integer number (1058184).

Almost surely, 2^10215266 is an apocalyptic number.

10215266 is a deficient number, since it is larger than the sum of its proper divisors (6715678).

10215266 is a wasteful number, since it uses less digits than its factorization.

10215266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13105.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10215266 is about 3196.1329759570. The cubic root of 10215266 is about 216.9784287703.

Adding to 10215266 its reverse (66251201), we get a palindrome (76466467).

The spelling of 10215266 in words is "ten million, two hundred fifteen thousand, two hundred sixty-six".