5729427 has 32 divisors (see below), whose sum is σ = 9400320. Its totient is φ = 3420000.

The previous prime is 5729419. The next prime is 5729447. The reversal of 5729427 is 7249275.

It is not a de Polignac number, because 5729427 - 2³ = 5729419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5729391 and 5729400.

It is not an unprimeable number, because it can be changed into a prime (5729417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29902 + ... + 30092.

It is an arithmetic number, because the mean of its divisors is an integer number (293760).

Almost surely, 2^5729427 is an apocalyptic number.

5729427 is a deficient number, since it is larger than the sum of its proper divisors (3670893).

5729427 is a wasteful number, since it uses less digits than its factorization.

5729427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 306 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 5729427 is about 2393.6221506328. The cubic root of 5729427 is about 178.9384743242.

It can be divided in two parts, 572 and 9427, that added together give a palindrome (9999).

The spelling of 5729427 in words is "five million, seven hundred twenty-nine thousand, four hundred twenty-seven".