340275993 has 4 divisors (see below), whose sum is σ = 453701328. Its totient is φ = 226850660.

The previous prime is 340275907. The next prime is 340276019. The reversal of 340275993 is 399572043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340275993 - 2²⁰ = 339227417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340275293) 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 3 ways as a sum of consecutive naturals, for example, 56712663 + ... + 56712668.

It is an arithmetic number, because the mean of its divisors is an integer number (113425332).

Almost surely, 2^340275993 is an apocalyptic number.

It is an amenable number.

340275993 is a deficient number, since it is larger than the sum of its proper divisors (113425335).

340275993 is a wasteful number, since it uses less digits than its factorization.

340275993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113425334.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 340275993 is about 18446.5713074273. The cubic root of 340275993 is about 698.1420067499.

The spelling of 340275993 in words is "three hundred forty million, two hundred seventy-five thousand, nine hundred ninety-three".