340423301 has 4 divisors (see below), whose sum is σ = 341209932. Its totient is φ = 339636672.

The previous prime is 340423271. The next prime is 340423313. The reversal of 340423301 is 103324043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103324043 = 109 ⋅947927.

It can be written as a sum of positive squares in 2 ways, for example, as 164224225 + 176199076 = 12815^2 + 13274^2 .

It is a cyclic number.

It is not a de Polignac number, because 340423301 - 2¹⁴ = 340406917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340423331) 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, 392666 + ... + 393531.

It is an arithmetic number, because the mean of its divisors is an integer number (85302483).

Almost surely, 2^340423301 is an apocalyptic number.

It is an amenable number.

340423301 is a deficient number, since it is larger than the sum of its proper divisors (786631).

340423301 is an equidigital number, since it uses as much as digits as its factorization.

340423301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786630.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 340423301 is about 18450.5637041257. The cubic root of 340423301 is about 698.2427358326.

Adding to 340423301 its reverse (103324043), we get a palindrome (443747344).

The spelling of 340423301 in words is "three hundred forty million, four hundred twenty-three thousand, three hundred one".