5921761 has 4 divisors (see below), whose sum is σ = 5996800. Its totient is φ = 5846724.

The previous prime is 5921759. The next prime is 5921789. The reversal of 5921761 is 1671295.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5921761 - 2¹ = 5921759 is a prime.

It is a super-2 number, since 2×5921761² = 70134506682242, which contains 22 as substring.

It is a Duffinian number.

5921761 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5921791) 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 3 ways as a sum of consecutive naturals, for example, 37401 + ... + 37558.

It is an arithmetic number, because the mean of its divisors is an integer number (1499200).

Almost surely, 2^5921761 is an apocalyptic number.

It is an amenable number.

5921761 is a deficient number, since it is larger than the sum of its proper divisors (75039).

5921761 is an equidigital number, since it uses as much as digits as its factorization.

5921761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75038.

The product of its digits is 3780, while the sum is 31.

The square root of 5921761 is about 2433.4668684821. The cubic root of 5921761 is about 180.9187694474.

The spelling of 5921761 in words is "five million, nine hundred twenty-one thousand, seven hundred sixty-one".