350641897 has 4 divisors (see below), whose sum is σ = 356585040. Its totient is φ = 344698756.

The previous prime is 350641853. The next prime is 350641901. The reversal of 350641897 is 798146053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350641897 is a prime.

It is a super-3 number, since 3×350641897³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350621897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2971483 + ... + 2971600.

It is an arithmetic number, because the mean of its divisors is an integer number (89146260).

Almost surely, 2^350641897 is an apocalyptic number.

It is an amenable number.

350641897 is a deficient number, since it is larger than the sum of its proper divisors (5943143).

350641897 is an equidigital number, since it uses as much as digits as its factorization.

350641897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5943142.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 350641897 is about 18725.4344942914. The cubic root of 350641897 is about 705.1604329483.

The spelling of 350641897 in words is "three hundred fifty million, six hundred forty-one thousand, eight hundred ninety-seven".