349545 has 16 divisors (see below), whose sum is σ = 639360. Its totient is φ = 159744.

The previous prime is 349529. The next prime is 349553. The reversal of 349545 is 545943.

It is not a de Polignac number, because 349545 - 2⁴ = 349529 is a prime.

349545 is a lucky number.

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 349545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1560 + ... + 1769.

It is an arithmetic number, because the mean of its divisors is an integer number (39960).

349545 is a Friedman number, since it can be written as (59+(4*4)^5)/3, using all its digits and the basic arithmetic operations.

2³⁴⁹⁵⁴⁵ is an apocalyptic number.

349545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

349545 is a deficient number, since it is larger than the sum of its proper divisors (289815).

349545 is a wasteful number, since it uses less digits than its factorization.

349545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344.

The product of its digits is 10800, while the sum is 30.

The square root of 349545 is about 591.2233080656. The cubic root of 349545 is about 70.4424357833.

The spelling of 349545 in words is "three hundred forty-nine thousand, five hundred forty-five".