3622820629 has 2 divisors, whose sum is σ = 3622820630. Its totient is φ = 3622820628.

The previous prime is 3622820599. The next prime is 3622820657. The reversal of 3622820629 is 9260282263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2024820004 + 1598000625 = 44998^2 + 39975^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622820629 - 2¹³ = 3622812437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3622820591 and 3622820600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622820329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811410314 + 1811410315.

It is an arithmetic number, because the mean of its divisors is an integer number (1811410315).

Almost surely, 2^3622820629 is an apocalyptic number.

It is an amenable number.

3622820629 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622820629 is an equidigital number, since it uses as much as digits as its factorization.

3622820629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 3622820629 is about 60189.8714818365. The cubic root of 3622820629 is about 1535.8505020164.

The spelling of 3622820629 in words is "three billion, six hundred twenty-two million, eight hundred twenty thousand, six hundred twenty-nine".