5771731 has 8 divisors (see below), whose sum is σ = 6612320. Its totient is φ = 4935168.

The previous prime is 5771723. The next prime is 5771743. The reversal of 5771731 is 1371775.

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

It is not a de Polignac number, because 5771731 - 2³ = 5771723 is a prime.

It is a super-2 number, since 2×5771731² = 66625757472722, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

5771731 is a modest number, since divided by 1731 gives 577 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 5771693 and 5771702.

It is not an unprimeable number, because it can be changed into a prime (5771771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3325 + ... + 4753.

It is an arithmetic number, because the mean of its divisors is an integer number (826540).

Almost surely, 2^5771731 is an apocalyptic number.

5771731 is a deficient number, since it is larger than the sum of its proper divisors (840589).

5771731 is a wasteful number, since it uses less digits than its factorization.

5771731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013.

The product of its digits is 5145, while the sum is 31.

The square root of 5771731 is about 2402.4427152380. The cubic root of 5771731 is about 179.3778003019.

The spelling of 5771731 in words is "five million, seven hundred seventy-one thousand, seven hundred thirty-one".