345471 has 8 divisors (see below), whose sum is σ = 526464. Its totient is φ = 197400.

The previous prime is 345463. The next prime is 345473. The reversal of 345471 is 174543.

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

It is not a de Polignac number, because 345471 - 2³ = 345463 is a prime.

It is a super-3 number, since 3×345471³ = 123696111104766333, which contains 333 as substring.

345471 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8205 + ... + 8246.

It is an arithmetic number, because the mean of its divisors is an integer number (65808).

2³⁴⁵⁴⁷¹ is an apocalyptic number.

345471 is a deficient number, since it is larger than the sum of its proper divisors (180993).

345471 is a wasteful number, since it uses less digits than its factorization.

345471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16461.

The product of its digits is 1680, while the sum is 24.

The square root of 345471 is about 587.7678112997. The cubic root of 345471 is about 70.1676931886.

The spelling of 345471 in words is "three hundred forty-five thousand, four hundred seventy-one".