10239449 has 4 divisors (see below), whose sum is σ = 11170320. Its totient is φ = 9308580.

The previous prime is 10239433. The next prime is 10239451. The reversal of 10239449 is 94493201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94493201 = 11 ⋅8590291.

It is a cyclic number.

It is not a de Polignac number, because 10239449 - 2⁴ = 10239433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10239419) 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, 465419 + ... + 465440.

It is an arithmetic number, because the mean of its divisors is an integer number (2792580).

Almost surely, 2^10239449 is an apocalyptic number.

It is an amenable number.

10239449 is a deficient number, since it is larger than the sum of its proper divisors (930871).

10239449 is an equidigital number, since it uses as much as digits as its factorization.

10239449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930870.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 10239449 is about 3199.9139050918. The cubic root of 10239449 is about 217.1495143512.

The spelling of 10239449 in words is "ten million, two hundred thirty-nine thousand, four hundred forty-nine".