340211999 has 8 divisors (see below), whose sum is σ = 347688000. Its totient is φ = 332815392.

The previous prime is 340211951. The next prime is 340212029. The reversal of 340211999 is 999112043.

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

It is a cyclic number.

It is not a de Polignac number, because 340211999 - 2²⁸ = 71776543 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 (340211099) 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, 11144 + ... + 28365.

It is an arithmetic number, because the mean of its divisors is an integer number (43461000).

Almost surely, 2^340211999 is an apocalyptic number.

340211999 is a deficient number, since it is larger than the sum of its proper divisors (7476001).

340211999 is a wasteful number, since it uses less digits than its factorization.

340211999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39697.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 340211999 is about 18444.8366487752. The cubic root of 340211999 is about 698.0982386503.

The spelling of 340211999 in words is "three hundred forty million, two hundred eleven thousand, nine hundred ninety-nine".