342440271 has 16 divisors (see below), whose sum is σ = 509982720. Its totient is φ = 227094840.

The previous prime is 342440243. The next prime is 342440281. The reversal of 342440271 is 172044243.

It is not a de Polignac number, because 342440271 - 2⁵ = 342440239 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342440221) 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, 28045 + ... + 38358.

It is an arithmetic number, because the mean of its divisors is an integer number (31873920).

Almost surely, 2^342440271 is an apocalyptic number.

342440271 is a deficient number, since it is larger than the sum of its proper divisors (167542449).

342440271 is a wasteful number, since it uses less digits than its factorization.

342440271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66603 (or 66597 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 342440271 is about 18505.1417449313. The cubic root of 342440271 is about 699.6190246644.

The spelling of 342440271 in words is "three hundred forty-two million, four hundred forty thousand, two hundred seventy-one".