340622941 has 2 divisors, whose sum is σ = 340622942. Its totient is φ = 340622940.

The previous prime is 340622921. The next prime is 340622977. The reversal of 340622941 is 149226043.

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., 180499225 + 160123716 = 13435^2 + 12654^2 .

It is a cyclic number.

It is not a de Polignac number, because 340622941 - 2¹³ = 340614749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340622921) 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 as a sum of consecutive naturals, namely, 170311470 + 170311471.

It is an arithmetic number, because the mean of its divisors is an integer number (170311471).

Almost surely, 2^340622941 is an apocalyptic number.

It is an amenable number.

340622941 is a deficient number, since it is larger than the sum of its proper divisors (1).

340622941 is an equidigital number, since it uses as much as digits as its factorization.

340622941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 340622941 is about 18455.9730439768. The cubic root of 340622941 is about 698.3792031255.

Adding to 340622941 its reverse (149226043), we get a palindrome (489848984).

The spelling of 340622941 in words is "three hundred forty million, six hundred twenty-two thousand, nine hundred forty-one".