355922473 has 2 divisors, whose sum is σ = 355922474. Its totient is φ = 355922472.

The previous prime is 355922467. The next prime is 355922477. The reversal of 355922473 is 374229553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305270784 + 50651689 = 17472^2 + 7117^2 .

It is an emirp because it is prime and its reverse (374229553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355922473 - 2¹³ = 355914281 is a prime.

It is not a weakly prime, because it can be changed into another prime (355922477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177961236 + 177961237.

It is an arithmetic number, because the mean of its divisors is an integer number (177961237).

Almost surely, 2^355922473 is an apocalyptic number.

It is an amenable number.

355922473 is a deficient number, since it is larger than the sum of its proper divisors (1).

355922473 is an equidigital number, since it uses as much as digits as its factorization.

355922473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 40.

The square root of 355922473 is about 18865.9076908587. The cubic root of 355922473 is about 708.6826548223.

The spelling of 355922473 in words is "three hundred fifty-five million, nine hundred twenty-two thousand, four hundred seventy-three".