350618641 has 2 divisors, whose sum is σ = 350618642. Its totient is φ = 350618640.

The previous prime is 350618627. The next prime is 350618683. The reversal of 350618641 is 146816053.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263737600 + 86881041 = 16240^2 + 9321^2 .

It is a cyclic number.

It is not a de Polignac number, because 350618641 - 2⁹ = 350618129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350618597 and 350618606.

It is not a weakly prime, because it can be changed into another prime (350618041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175309320 + 175309321.

It is an arithmetic number, because the mean of its divisors is an integer number (175309321).

Almost surely, 2^350618641 is an apocalyptic number.

It is an amenable number.

350618641 is a deficient number, since it is larger than the sum of its proper divisors (1).

350618641 is an equidigital number, since it uses as much as digits as its factorization.

350618641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 350618641 is about 18724.8135104198. The cubic root of 350618641 is about 705.1448428988.

The spelling of 350618641 in words is "three hundred fifty million, six hundred eighteen thousand, six hundred forty-one".