340369429 has 8 divisors (see below), whose sum is σ = 352864512. Its totient is φ = 327969120.

The previous prime is 340369423. The next prime is 340369451. The reversal of 340369429 is 924963043.

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 340369429 - 2¹³ = 340361237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340369391 and 340369400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340369423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16339 + ... + 30784.

It is an arithmetic number, because the mean of its divisors is an integer number (44108064).

Almost surely, 2^340369429 is an apocalyptic number.

It is an amenable number.

340369429 is a deficient number, since it is larger than the sum of its proper divisors (12495083).

340369429 is a wasteful number, since it uses less digits than its factorization.

340369429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47387.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 340369429 is about 18449.1037451688. The cubic root of 340369429 is about 698.2059015766.

The spelling of 340369429 in words is "three hundred forty million, three hundred sixty-nine thousand, four hundred twenty-nine".