349546 has 4 divisors (see below), whose sum is σ = 524322. Its totient is φ = 174772.

The previous prime is 349529. The next prime is 349553. The reversal of 349546 is 645943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645943 = 19 ⋅33997.

It can be written as a sum of positive squares in only one way, i.e., 180625 + 168921 = 425^2 + 411^2 .

It is a super-2 number, since 2×349546² = 244364812232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 4 and base 16.

It is a zygodrome in base 4.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87385 + ... + 87388.

2³⁴⁹⁵⁴⁶ is an apocalyptic number.

349546 is a deficient number, since it is larger than the sum of its proper divisors (174776).

349546 is a wasteful number, since it uses less digits than its factorization.

349546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174775.

The product of its digits is 12960, while the sum is 31.

The square root of 349546 is about 591.2241537691. The cubic root of 349546 is about 70.4425029586.

The spelling of 349546 in words is "three hundred forty-nine thousand, five hundred forty-six".