10213247 has 6 divisors (see below), whose sum is σ = 11226264. Its totient is φ = 9284660.

The previous prime is 10213207. The next prime is 10213253. The reversal of 10213247 is 74231201.

It is not a de Polignac number, because 10213247 - 2⁶ = 10213183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42083 + ... + 42324.

It is an arithmetic number, because the mean of its divisors is an integer number (1871044).

Almost surely, 2^10213247 is an apocalyptic number.

10213247 is a deficient number, since it is larger than the sum of its proper divisors (1013017).

10213247 is an equidigital number, since it uses as much as digits as its factorization.

10213247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84429 (or 84418 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 10213247 is about 3195.8171099110. The cubic root of 10213247 is about 216.9641329013.

Adding to 10213247 its reverse (74231201), we get a palindrome (84444448).

The spelling of 10213247 in words is "ten million, two hundred thirteen thousand, two hundred forty-seven".