41439427 has 4 divisors (see below), whose sum is σ = 41453296. Its totient is φ = 41425560.

The previous prime is 41439403. The next prime is 41439439. The reversal of 41439427 is 72493414.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41439427 - 2¹¹ = 41437379 is a prime.

It is a super-2 number, since 2×41439427² = 3434452220176658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41439392 and 41439401.

It is not an unprimeable number, because it can be changed into a prime (41439527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399 + ... + 9112.

It is an arithmetic number, because the mean of its divisors is an integer number (10363324).

Almost surely, 2^41439427 is an apocalyptic number.

41439427 is a deficient number, since it is larger than the sum of its proper divisors (13869).

41439427 is an equidigital number, since it uses as much as digits as its factorization.

41439427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13868.

The product of its digits is 24192, while the sum is 34.

The square root of 41439427 is about 6437.3462700091. The cubic root of 41439427 is about 346.0492512335.

The spelling of 41439427 in words is "forty-one million, four hundred thirty-nine thousand, four hundred twenty-seven".