340767 has 20 divisors (see below), whose sum is σ = 582736. Its totient is φ = 194400.

The previous prime is 340757. The next prime is 340777. The reversal of 340767 is 767043.

It is an interprime number because it is at equal distance from previous prime (340757) and next prime (340777).

It is not a de Polignac number, because 340767 - 2¹² = 336671 is a prime.

It is a super-2 number, since 2×340767² = 232244296578, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 340767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340757) 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 19 ways as a sum of consecutive naturals, for example, 267 + ... + 867.

2³⁴⁰⁷⁶⁷ is an apocalyptic number.

340767 is a deficient number, since it is larger than the sum of its proper divisors (241969).

340767 is an equidigital number, since it uses as much as digits as its factorization.

340767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 340767 is about 583.7525160545. The cubic root of 340767 is about 69.8477643970.

340767 divided by its sum of digits (27) gives a palindrome (12621).

The spelling of 340767 in words is "three hundred forty thousand, seven hundred sixty-seven".