5721136 has 10 divisors (see below), whose sum is σ = 11084732. Its totient is φ = 2860560.

The previous prime is 5721127. The next prime is 5721139. The reversal of 5721136 is 6311275.

5721136 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 5721136.

It is not an unprimeable number, because it can be changed into a prime (5721139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178770 + ... + 178801.

Almost surely, 2^5721136 is an apocalyptic number.

It is an amenable number.

5721136 is a deficient number, since it is larger than the sum of its proper divisors (5363596).

5721136 is a wasteful number, since it uses less digits than its factorization.

5721136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357579 (or 357573 counting only the distinct ones).

The product of its digits is 1260, while the sum is 25.

The square root of 5721136 is about 2391.8896295607. The cubic root of 5721136 is about 178.8521192611.

The spelling of 5721136 in words is "five million, seven hundred twenty-one thousand, one hundred thirty-six".