340421171 has 8 divisors (see below), whose sum is σ = 346701264. Its totient is φ = 334176480.

The previous prime is 340421149. The next prime is 340421219. The reversal of 340421171 is 171124043.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 340421171 - 2²⁶ = 273312307 is a prime.

It is a super-2 number, since 2×340421171² = 231773147330022482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340421101) 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 7 ways as a sum of consecutive naturals, for example, 10961 + ... + 28301.

It is an arithmetic number, because the mean of its divisors is an integer number (43337658).

Almost surely, 2^340421171 is an apocalyptic number.

340421171 is a deficient number, since it is larger than the sum of its proper divisors (6280093).

340421171 is a wasteful number, since it uses less digits than its factorization.

340421171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17701.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 340421171 is about 18450.5059822217. The cubic root of 340421171 is about 698.2412795475.

The spelling of 340421171 in words is "three hundred forty million, four hundred twenty-one thousand, one hundred seventy-one".