10345247 has 4 divisors (see below), whose sum is σ = 11285736. Its totient is φ = 9404760.

The previous prime is 10345207. The next prime is 10345249. The reversal of 10345247 is 74254301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10345247 - 2¹⁰ = 10344223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10345249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470228 + ... + 470249.

It is an arithmetic number, because the mean of its divisors is an integer number (2821434).

Almost surely, 2^10345247 is an apocalyptic number.

10345247 is a deficient number, since it is larger than the sum of its proper divisors (940489).

10345247 is an equidigital number, since it uses as much as digits as its factorization.

10345247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940488.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 10345247 is about 3216.4028043763. The cubic root of 10345247 is about 217.8948444957.

Adding to 10345247 its reverse (74254301), we get a palindrome (84599548).

The spelling of 10345247 in words is "ten million, three hundred forty-five thousand, two hundred forty-seven".