349515 has 20 divisors (see below), whose sum is σ = 627264. Its totient is φ = 186192.

The previous prime is 349507. The next prime is 349519. The reversal of 349515 is 515943.

It is not a de Polignac number, because 349515 - 2³ = 349507 is a prime.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 349515.

It is not an unprimeable number, because it can be changed into a prime (349519) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27 + ... + 836.

2³⁴⁹⁵¹⁵ is an apocalyptic number.

349515 is a deficient number, since it is larger than the sum of its proper divisors (277749).

349515 is an equidigital number, since it uses as much as digits as its factorization.

349515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 871 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 349515 is about 591.1979363969. The cubic root of 349515 is about 70.4404204648.

It can be divided in two parts, 3495 and 15, that multiplied together give a palindrome (52425).

The spelling of 349515 in words is "three hundred forty-nine thousand, five hundred fifteen".