350211999 has 4 divisors (see below), whose sum is σ = 466949336. Its totient is φ = 233474664.

The previous prime is 350211997. The next prime is 350212003. The reversal of 350211999 is 999112053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999112053 = 3 ⋅333037351.

It is not a de Polignac number, because 350211999 - 2¹ = 350211997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350211997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58368664 + ... + 58368669.

It is an arithmetic number, because the mean of its divisors is an integer number (116737334).

Almost surely, 2^350211999 is an apocalyptic number.

350211999 is a deficient number, since it is larger than the sum of its proper divisors (116737337).

350211999 is a wasteful number, since it uses less digits than its factorization.

350211999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116737336.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 350211999 is about 18713.9519877550. The cubic root of 350211999 is about 704.8721321338.

The spelling of 350211999 in words is "three hundred fifty million, two hundred eleven thousand, nine hundred ninety-nine".