10215056 has 20 divisors (see below), whose sum is σ = 19915392. Its totient is φ = 5075616.

The previous prime is 10215031. The next prime is 10215067. The reversal of 10215056 is 65051201.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 761 + ... + 4583.

Almost surely, 2^10215056 is an apocalyptic number.

10215056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10215056 is a deficient number, since it is larger than the sum of its proper divisors (9700336).

10215056 is a wasteful number, since it uses less digits than its factorization.

10215056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998 (or 3992 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 10215056 is about 3196.1001235881. The cubic root of 10215056 is about 216.9769419177.

Adding to 10215056 its reverse (65051201), we get a palindrome (75266257).

The spelling of 10215056 in words is "ten million, two hundred fifteen thousand, fifty-six".