340383 has 8 divisors (see below), whose sum is σ = 459648. Its totient is φ = 224024.

The previous prime is 340381. The next prime is 340387. The reversal of 340383 is 383043.

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 340383 - 2¹ = 340381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435 + ... + 932.

It is an arithmetic number, because the mean of its divisors is an integer number (57456).

2³⁴⁰³⁸³ is an apocalyptic number.

340383 is a deficient number, since it is larger than the sum of its proper divisors (119265).

340383 is a wasteful number, since it uses less digits than its factorization.

340383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 340383 is about 583.4235168383. The cubic root of 340383 is about 69.8215180932.

It can be divided in two parts, 3403 and 83, that added together give a triangular number (3486 = T₈₃).

The spelling of 340383 in words is "three hundred forty thousand, three hundred eighty-three".