343740667 has 16 divisors (see below), whose sum is σ = 360391680. Its totient is φ = 327573792.

The previous prime is 343740659. The next prime is 343740703. The reversal of 343740667 is 766047343.

It is a cyclic number.

It is not a de Polignac number, because 343740667 - 2³ = 343740659 is a prime.

It is a super-2 number, since 2×343740667² = 236315292299209778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343740637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397878 + ... + 398740.

It is an arithmetic number, because the mean of its divisors is an integer number (22524480).

Almost surely, 2^343740667 is an apocalyptic number.

343740667 is a deficient number, since it is larger than the sum of its proper divisors (16651013).

343740667 is a wasteful number, since it uses less digits than its factorization.

343740667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122.

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

The square root of 343740667 is about 18540.2445237381. The cubic root of 343740667 is about 700.5034928651.

The spelling of 343740667 in words is "three hundred forty-three million, seven hundred forty thousand, six hundred sixty-seven".