41598721 has 2 divisors, whose sum is σ = 41598722. Its totient is φ = 41598720.

The previous prime is 41598701. The next prime is 41598737. The reversal of 41598721 is 12789514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41280625 + 318096 = 6425^2 + 564^2 .

It is a cyclic number.

It is not a de Polignac number, because 41598721 - 2¹⁷ = 41467649 is a prime.

It is not a weakly prime, because it can be changed into another prime (41598701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20799360 + 20799361.

It is an arithmetic number, because the mean of its divisors is an integer number (20799361).

Almost surely, 2^41598721 is an apocalyptic number.

It is an amenable number.

41598721 is a deficient number, since it is larger than the sum of its proper divisors (1).

41598721 is an equidigital number, since it uses as much as digits as its factorization.

41598721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 37.

The square root of 41598721 is about 6449.7070476108. The cubic root of 41598721 is about 346.4920910749.

It can be divided in two parts, 4159 and 8721, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 41598721 in words is "forty-one million, five hundred ninety-eight thousand, seven hundred twenty-one".