5729839428 has 12 divisors (see below), whose sum is σ = 13369625360. Its totient is φ = 1909946472.

The previous prime is 5729839417. The next prime is 5729839429. The reversal of 5729839428 is 8249389275.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5729839429) 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, 238743298 + ... + 238743321.

Almost surely, 2^5729839428 is an apocalyptic number.

It is an amenable number.

5729839428 is an abundant number, since it is smaller than the sum of its proper divisors (7639785932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5729839428 is a wasteful number, since it uses less digits than its factorization.

5729839428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477486626 (or 477486624 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The square root of 5729839428 is about 75695.7028370832. The cubic root of 5729839428 is about 1789.4276779991.

The spelling of 5729839428 in words is "five billion, seven hundred twenty-nine million, eight hundred thirty-nine thousand, four hundred twenty-eight".