340776671 has 8 divisors (see below), whose sum is σ = 355784064. Its totient is φ = 325785240.

The previous prime is 340776659. The next prime is 340776701. The reversal of 340776671 is 176677043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340776671 is a prime.

It is a super-2 number, since 2×340776671² = 232257478995684482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340770671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65840 + ... + 70826.

It is an arithmetic number, because the mean of its divisors is an integer number (44473008).

Almost surely, 2^340776671 is an apocalyptic number.

340776671 is a deficient number, since it is larger than the sum of its proper divisors (15007393).

340776671 is a wasteful number, since it uses less digits than its factorization.

340776671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7981.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 340776671 is about 18460.1373505183. The cubic root of 340776671 is about 698.4842515280.

The spelling of 340776671 in words is "three hundred forty million, seven hundred seventy-six thousand, six hundred seventy-one".