3621019793 has 2 divisors, whose sum is σ = 3621019794. Its totient is φ = 3621019792.

The previous prime is 3621019733. The next prime is 3621019807. The reversal of 3621019793 is 3979101263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3400289344 + 220730449 = 58312^2 + 14857^2 .

It is a cyclic number.

It is not a de Polignac number, because 3621019793 - 2¹⁶ = 3620954257 is a prime.

It is a super-2 number, since 2×3621019793² = 26223568682595525698, 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 3621019793.

It is not a weakly prime, because it can be changed into another prime (3621019733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1810509896 + 1810509897.

It is an arithmetic number, because the mean of its divisors is an integer number (1810509897).

Almost surely, 2^3621019793 is an apocalyptic number.

It is an amenable number.

3621019793 is a deficient number, since it is larger than the sum of its proper divisors (1).

3621019793 is an equidigital number, since it uses as much as digits as its factorization.

3621019793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 3621019793 is about 60174.9099957781. The cubic root of 3621019793 is about 1535.5959790390.

The spelling of 3621019793 in words is "three billion, six hundred twenty-one million, nineteen thousand, seven hundred ninety-three".