350850389 has 2 divisors, whose sum is σ = 350850390. Its totient is φ = 350850388.

The previous prime is 350850377. The next prime is 350850397. The reversal of 350850389 is 983058053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345327889 + 5522500 = 18583^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 350850389 - 2¹⁶ = 350784853 is a prime.

It is a super-2 number, since 2×350850389² = 246191990922902642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350850319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175425194 + 175425195.

It is an arithmetic number, because the mean of its divisors is an integer number (175425195).

Almost surely, 2^350850389 is an apocalyptic number.

It is an amenable number.

350850389 is a deficient number, since it is larger than the sum of its proper divisors (1).

350850389 is an equidigital number, since it uses as much as digits as its factorization.

350850389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 350850389 is about 18731.0007474240. Note that the first 3 decimals coincide. The cubic root of 350850389 is about 705.3001682741.

The spelling of 350850389 in words is "three hundred fifty million, eight hundred fifty thousand, three hundred eighty-nine".