350378947 has 2 divisors, whose sum is σ = 350378948. Its totient is φ = 350378946.

The previous prime is 350378929. The next prime is 350379017. The reversal of 350378947 is 749873053.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 350378947 - 2¹¹ = 350376899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350378897 and 350378906.

It is not a weakly prime, because it can be changed into another prime (350378927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175189473 + 175189474.

It is an arithmetic number, because the mean of its divisors is an integer number (175189474).

Almost surely, 2^350378947 is an apocalyptic number.

350378947 is a deficient number, since it is larger than the sum of its proper divisors (1).

350378947 is an equidigital number, since it uses as much as digits as its factorization.

350378947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 350378947 is about 18718.4119785841. The cubic root of 350378947 is about 704.9841198240.

The spelling of 350378947 in words is "three hundred fifty million, three hundred seventy-eight thousand, nine hundred forty-seven".