340288667 has 8 divisors (see below), whose sum is σ = 349923456. Its totient is φ = 330676992.

The previous prime is 340288649. The next prime is 340288681. The reversal of 340288667 is 766882043.

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

It is not a de Polignac number, because 340288667 - 2¹⁰ = 340287643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340288367) 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, 26603 + ... + 37259.

It is an arithmetic number, because the mean of its divisors is an integer number (43740432).

Almost surely, 2^340288667 is an apocalyptic number.

340288667 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

340288667 is a deficient number, since it is larger than the sum of its proper divisors (9634789).

340288667 is a wasteful number, since it uses less digits than its factorization.

340288667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11557.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 340288667 is about 18446.9148369043. The cubic root of 340288667 is about 698.1506743630.

The spelling of 340288667 in words is "three hundred forty million, two hundred eighty-eight thousand, six hundred sixty-seven".