340082047 has 4 divisors (see below), whose sum is σ = 340131856. Its totient is φ = 340032240.

The previous prime is 340082027. The next prime is 340082051. The reversal of 340082047 is 740280043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 740280043 = 521 ⋅1420883.

It is a cyclic number.

It is not a de Polignac number, because 340082047 - 2¹⁵ = 340049279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340082027) 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, 12654 + ... + 28987.

It is an arithmetic number, because the mean of its divisors is an integer number (85032964).

Almost surely, 2^340082047 is an apocalyptic number.

340082047 is a deficient number, since it is larger than the sum of its proper divisors (49809).

340082047 is an equidigital number, since it uses as much as digits as its factorization.

340082047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49808.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 340082047 is about 18441.3135920411. The cubic root of 340082047 is about 698.0093422996.

The spelling of 340082047 in words is "three hundred forty million, eighty-two thousand, forty-seven".