340240214 has 4 divisors (see below), whose sum is σ = 510360324. Its totient is φ = 170120106.

The previous prime is 340240183. The next prime is 340240217. The reversal of 340240214 is 412042043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412042043 = 7 ⋅58863149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340240217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85060052 + ... + 85060055.

It is an arithmetic number, because the mean of its divisors is an integer number (127590081).

Almost surely, 2^340240214 is an apocalyptic number.

340240214 is a deficient number, since it is larger than the sum of its proper divisors (170120110).

340240214 is a wasteful number, since it uses less digits than its factorization.

340240214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170120109.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 340240214 is about 18445.6014811120. The cubic root of 340240214 is about 698.1175367129.

Adding to 340240214 its reverse (412042043), we get a palindrome (752282257).

The spelling of 340240214 in words is "three hundred forty million, two hundred forty thousand, two hundred fourteen".