35820229 has 2 divisors, whose sum is σ = 35820230. Its totient is φ = 35820228.

The previous prime is 35820217. The next prime is 35820289. The reversal of 35820229 is 92202853.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35820225 + 4 = 5985^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 35820229 - 2¹⁵ = 35787461 is a prime.

It is a super-2 number, since 2×35820229² = 2566177611224882, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35820229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35820289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17910114 + 17910115.

It is an arithmetic number, because the mean of its divisors is an integer number (17910115).

Almost surely, 2^35820229 is an apocalyptic number.

It is an amenable number.

35820229 is a deficient number, since it is larger than the sum of its proper divisors (1).

35820229 is an equidigital number, since it uses as much as digits as its factorization.

35820229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 35820229 is about 5985.0003341687. Note that the first 3 decimals coincide. The cubic root of 35820229 is about 329.6421863959.

The spelling of 35820229 in words is "thirty-five million, eight hundred twenty thousand, two hundred twenty-nine".