340172271 has 16 divisors (see below), whose sum is σ = 505612800. Its totient is φ = 226037304.

The previous prime is 340172251. The next prime is 340172299. The reversal of 340172271 is 172271043.

It is a happy number.

It is not a de Polignac number, because 340172271 - 2¹⁷ = 340041199 is a prime.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340172221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12231 + ... + 28808.

It is an arithmetic number, because the mean of its divisors is an integer number (31600800).

Almost surely, 2^340172271 is an apocalyptic number.

340172271 is a deficient number, since it is larger than the sum of its proper divisors (165440529).

340172271 is a wasteful number, since it uses less digits than its factorization.

340172271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41355 (or 41349 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 340172271 is about 18443.7596763783. The cubic root of 340172271 is about 698.0710642938.

The spelling of 340172271 in words is "three hundred forty million, one hundred seventy-two thousand, two hundred seventy-one".