340860493 has 4 divisors (see below), whose sum is σ = 341330080. Its totient is φ = 340390908.

The previous prime is 340860491. The next prime is 340860599. The reversal of 340860493 is 394068043.

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 340860493 - 2¹ = 340860491 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 (340860491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233703 + ... + 235156.

It is an arithmetic number, because the mean of its divisors is an integer number (85332520).

Almost surely, 2^340860493 is an apocalyptic number.

It is an amenable number.

340860493 is a deficient number, since it is larger than the sum of its proper divisors (469587).

340860493 is an equidigital number, since it uses as much as digits as its factorization.

340860493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469586.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 340860493 is about 18462.4075623955. The cubic root of 340860493 is about 698.5415163509.

The spelling of 340860493 in words is "three hundred forty million, eight hundred sixty thousand, four hundred ninety-three".