340411849 has 2 divisors, whose sum is σ = 340411850. Its totient is φ = 340411848.

The previous prime is 340411823. The next prime is 340411861. The reversal of 340411849 is 948114043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286286400 + 54125449 = 16920^2 + 7357^2 .

It is a cyclic number.

It is not a de Polignac number, because 340411849 - 2⁵ = 340411817 is a prime.

It is not a weakly prime, because it can be changed into another prime (340411649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170205924 + 170205925.

It is an arithmetic number, because the mean of its divisors is an integer number (170205925).

Almost surely, 2^340411849 is an apocalyptic number.

It is an amenable number.

340411849 is a deficient number, since it is larger than the sum of its proper divisors (1).

340411849 is an equidigital number, since it uses as much as digits as its factorization.

340411849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 340411849 is about 18450.2533586940. The cubic root of 340411849 is about 698.2349060068.

The spelling of 340411849 in words is "three hundred forty million, four hundred eleven thousand, eight hundred forty-nine".