340346677 has 16 divisors (see below), whose sum is σ = 399928320. Its totient is φ = 286297200.

The previous prime is 340346653. The next prime is 340346687. The reversal of 340346677 is 776643043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340346677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340346687) 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 15 ways as a sum of consecutive naturals, for example, 9949 + ... + 27922.

It is an arithmetic number, because the mean of its divisors is an integer number (24995520).

Almost surely, 2^340346677 is an apocalyptic number.

It is an amenable number.

340346677 is a deficient number, since it is larger than the sum of its proper divisors (59581643).

340346677 is a wasteful number, since it uses less digits than its factorization.

340346677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37944.

The product of its (nonzero) digits is 254016, while the sum is 40.

The square root of 340346677 is about 18448.4871195445. The cubic root of 340346677 is about 698.1903440350.

The spelling of 340346677 in words is "three hundred forty million, three hundred forty-six thousand, six hundred seventy-seven".