340300491 has 4 divisors (see below), whose sum is σ = 453733992. Its totient is φ = 226866992.

The previous prime is 340300459. The next prime is 340300501. The reversal of 340300491 is 194003043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340300491 - 2⁵ = 340300459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340300421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56716746 + ... + 56716751.

It is an arithmetic number, because the mean of its divisors is an integer number (113433498).

Almost surely, 2^340300491 is an apocalyptic number.

340300491 is a deficient number, since it is larger than the sum of its proper divisors (113433501).

340300491 is a wasteful number, since it uses less digits than its factorization.

340300491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113433500.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 340300491 is about 18447.2353213158. The cubic root of 340300491 is about 698.1587604761.

The spelling of 340300491 in words is "three hundred forty million, three hundred thousand, four hundred ninety-one".