5660731 has 2 divisors, whose sum is σ = 5660732. Its totient is φ = 5660730.

The previous prime is 5660723. The next prime is 5660749. The reversal of 5660731 is 1370665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5660731 - 2³ = 5660723 is a prime.

It is a super-2 number, since 2×5660731² = 64087750908722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5660731.

It is not a weakly prime, because it can be changed into another prime (5660761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830365 + 2830366.

It is an arithmetic number, because the mean of its divisors is an integer number (2830366).

Almost surely, 2^5660731 is an apocalyptic number.

5660731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5660731 is an equidigital number, since it uses as much as digits as its factorization.

5660731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 5660731 is about 2379.2290768230. The cubic root of 5660731 is about 178.2204376631.

The spelling of 5660731 in words is "five million, six hundred sixty thousand, seven hundred thirty-one".