340406270 has 8 divisors (see below), whose sum is σ = 612731304. Its totient is φ = 136162504.

The previous prime is 340406203. The next prime is 340406273. The reversal of 340406270 is 72604043.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340406273) 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, 17020304 + ... + 17020323.

It is an arithmetic number, because the mean of its divisors is an integer number (76591413).

Almost surely, 2^340406270 is an apocalyptic number.

340406270 is a deficient number, since it is larger than the sum of its proper divisors (272325034).

340406270 is a wasteful number, since it uses less digits than its factorization.

340406270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34040634.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 340406270 is about 18450.1021677388. The cubic root of 340406270 is about 698.2310915353.

The spelling of 340406270 in words is "three hundred forty million, four hundred six thousand, two hundred seventy".