5721429381 has 8 divisors (see below), whose sum is σ = 7629081024. Its totient is φ = 3814032000.

The previous prime is 5721429349. The next prime is 5721429431. The reversal of 5721429381 is 1839241275.

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

It is not a de Polignac number, because 5721429381 - 2⁵ = 5721429349 is a prime.

It is a super-2 number, since 2×5721429381² = 65469508323540086322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721429481) 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 7 ways as a sum of consecutive naturals, for example, 2745 + ... + 107006.

It is an arithmetic number, because the mean of its divisors is an integer number (953635128).

Almost surely, 2^5721429381 is an apocalyptic number.

It is an amenable number.

5721429381 is a deficient number, since it is larger than the sum of its proper divisors (1907651643).

5721429381 is a wasteful number, since it uses less digits than its factorization.

5721429381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127131.

The product of its digits is 120960, while the sum is 42.

The square root of 5721429381 is about 75640.1307574227. The cubic root of 5721429381 is about 1788.5517639968.

The spelling of 5721429381 in words is "five billion, seven hundred twenty-one million, four hundred twenty-nine thousand, three hundred eighty-one".