620083229 has 2 divisors, whose sum is σ = 620083230. Its totient is φ = 620083228.

The previous prime is 620083193. The next prime is 620083231. The reversal of 620083229 is 922380026.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466992100 + 153091129 = 21610^2 + 12373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620083229 is a prime.

Together with 620083231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 620083195 and 620083204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620080229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310041614 + 310041615.

It is an arithmetic number, because the mean of its divisors is an integer number (310041615).

Almost surely, 2^620083229 is an apocalyptic number.

It is an amenable number.

620083229 is a deficient number, since it is larger than the sum of its proper divisors (1).

620083229 is an equidigital number, since it uses as much as digits as its factorization.

620083229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 620083229 is about 24901.4704184311. The cubic root of 620083229 is about 852.7400522802.

The spelling of 620083229 in words is "six hundred twenty million, eighty-three thousand, two hundred twenty-nine".