340594849 has 4 divisors (see below), whose sum is σ = 389251264. Its totient is φ = 291938436.

The previous prime is 340594841. The next prime is 340594867. The reversal of 340594849 is 948495043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 948495043 = 223 ⋅4253341.

It is a cyclic number.

It is not a de Polignac number, because 340594849 - 2³ = 340594841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340594799 and 340594808.

It is not an unprimeable number, because it can be changed into a prime (340594841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24328197 + ... + 24328210.

It is an arithmetic number, because the mean of its divisors is an integer number (97312816).

Almost surely, 2^340594849 is an apocalyptic number.

It is an amenable number.

340594849 is a deficient number, since it is larger than the sum of its proper divisors (48656415).

340594849 is an equidigital number, since it uses as much as digits as its factorization.

340594849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48656414.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 340594849 is about 18455.2119738571. The cubic root of 340594849 is about 698.3600035889.

The spelling of 340594849 in words is "three hundred forty million, five hundred ninety-four thousand, eight hundred forty-nine".