10439427 has 8 divisors (see below), whose sum is σ = 13938880. Its totient is φ = 6949800.

The previous prime is 10439419. The next prime is 10439437. The reversal of 10439427 is 72493401.

It is a happy number.

10439427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10439427 - 2³ = 10439419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10439394 and 10439403.

It is not an unprimeable number, because it can be changed into a prime (10439437) 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, 552 + ... + 4602.

It is an arithmetic number, because the mean of its divisors is an integer number (1742360).

Almost surely, 2^10439427 is an apocalyptic number.

10439427 is a deficient number, since it is larger than the sum of its proper divisors (3499453).

10439427 is an equidigital number, since it uses as much as digits as its factorization.

10439427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4913.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 10439427 is about 3231.0102135400. The cubic root of 10439427 is about 218.5540643340.

The spelling of 10439427 in words is "ten million, four hundred thirty-nine thousand, four hundred twenty-seven".