350668481 has 2 divisors, whose sum is σ = 350668482. Its totient is φ = 350668480.

The previous prime is 350668477. The next prime is 350668501. The reversal of 350668481 is 184866053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 346704400 + 3964081 = 18620^2 + 1991^2 .

It is an emirp because it is prime and its reverse (184866053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 350668481 - 2² = 350668477 is a prime.

It is a super-2 number, since 2×350668481² = 245936767133694722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (350668411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175334240 + 175334241.

It is an arithmetic number, because the mean of its divisors is an integer number (175334241).

Almost surely, 2^350668481 is an apocalyptic number.

It is an amenable number.

350668481 is a deficient number, since it is larger than the sum of its proper divisors (1).

350668481 is an equidigital number, since it uses as much as digits as its factorization.

350668481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 350668481 is about 18726.1443175043. The cubic root of 350668481 is about 705.1782531341.

The spelling of 350668481 in words is "three hundred fifty million, six hundred sixty-eight thousand, four hundred eighty-one".