3500722549 has 2 divisors, whose sum is σ = 3500722550. Its totient is φ = 3500722548.

The previous prime is 3500722541. The next prime is 3500722591. The reversal of 3500722549 is 9452270053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2133054225 + 1367668324 = 46185^2 + 36982^2 .

It is a cyclic number.

It is not a de Polignac number, because 3500722549 - 2³ = 3500722541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3500722541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750361274 + 1750361275.

It is an arithmetic number, because the mean of its divisors is an integer number (1750361275).

Almost surely, 2^3500722549 is an apocalyptic number.

It is an amenable number.

3500722549 is a deficient number, since it is larger than the sum of its proper divisors (1).

3500722549 is an equidigital number, since it uses as much as digits as its factorization.

3500722549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 3500722549 is about 59166.9041694764. The cubic root of 3500722549 is about 1518.3989589549.

The spelling of 3500722549 in words is "three billion, five hundred million, seven hundred twenty-two thousand, five hundred forty-nine".