340114421 has 4 divisors (see below), whose sum is σ = 358015200. Its totient is φ = 322213644.

The previous prime is 340114399. The next prime is 340114457. The reversal of 340114421 is 124411043.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340114421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340114393 and 340114402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340114321) 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 in 3 ways as a sum of consecutive naturals, for example, 8950361 + ... + 8950398.

It is an arithmetic number, because the mean of its divisors is an integer number (89503800).

Almost surely, 2^340114421 is an apocalyptic number.

It is an amenable number.

340114421 is a deficient number, since it is larger than the sum of its proper divisors (17900779).

340114421 is a wasteful number, since it uses less digits than its factorization.

340114421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17900778.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 340114421 is about 18442.1913285813. The cubic root of 340114421 is about 698.0314905210.

Adding to 340114421 its reverse (124411043), we get a palindrome (464525464).

The spelling of 340114421 in words is "three hundred forty million, one hundred fourteen thousand, four hundred twenty-one".