340414405 has 8 divisors (see below), whose sum is σ = 408678912. Its totient is φ = 272210448.

The previous prime is 340414369. The next prime is 340414411. The reversal of 340414405 is 504414043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340414405 - 2²⁷ = 206196677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340414405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1677 + ... + 26146.

It is an arithmetic number, because the mean of its divisors is an integer number (51084864).

Almost surely, 2^340414405 is an apocalyptic number.

It is an amenable number.

340414405 is a deficient number, since it is larger than the sum of its proper divisors (68264507).

340414405 is a wasteful number, since it uses less digits than its factorization.

340414405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30275.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 340414405 is about 18450.3226259055. The cubic root of 340414405 is about 698.2366535801.

Adding to 340414405 its reverse (504414043), we get a palindrome (844828448).

The spelling of 340414405 in words is "three hundred forty million, four hundred fourteen thousand, four hundred five".