350212069 has 2 divisors, whose sum is σ = 350212070. Its totient is φ = 350212068.

The previous prime is 350212003. The next prime is 350212097. The reversal of 350212069 is 960212053.

It is an a-pointer prime, because the next prime (350212097) can be obtained adding 350212069 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214769025 + 135443044 = 14655^2 + 11638^2 .

It is a cyclic number.

It is not a de Polignac number, because 350212069 - 2²⁷ = 215994341 is a prime.

It is a super-2 number, since 2×350212069² = 245296986546521522, which contains 22 as substring.

It is equal to p_18814312 and since 350212069 and 18814312 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350212169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175106034 + 175106035.

It is an arithmetic number, because the mean of its divisors is an integer number (175106035).

Almost surely, 2^350212069 is an apocalyptic number.

It is an amenable number.

350212069 is a deficient number, since it is larger than the sum of its proper divisors (1).

350212069 is an equidigital number, since it uses as much as digits as its factorization.

350212069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 350212069 is about 18713.9538580173. The cubic root of 350212069 is about 704.8721790968.

The spelling of 350212069 in words is "three hundred fifty million, two hundred twelve thousand, sixty-nine".