340671347 has 8 divisors (see below), whose sum is σ = 363308400. Its totient is φ = 318322944.

The previous prime is 340671319. The next prime is 340671371. The reversal of 340671347 is 743176043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340671347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340671647) 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, 69722 + ... + 74447.

It is an arithmetic number, because the mean of its divisors is an integer number (45413550).

Almost surely, 2^340671347 is an apocalyptic number.

340671347 is a deficient number, since it is larger than the sum of its proper divisors (22637053).

340671347 is a wasteful number, since it uses less digits than its factorization.

340671347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144325.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 340671347 is about 18457.2843885551. The cubic root of 340671347 is about 698.4122838319.

The spelling of 340671347 in words is "three hundred forty million, six hundred seventy-one thousand, three hundred forty-seven".