349474 has 4 divisors (see below), whose sum is σ = 524214. Its totient is φ = 174736.

The previous prime is 349471. The next prime is 349477. The reversal of 349474 is 474943.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (349471) and next prime (349477).

It can be written as a sum of positive squares in only one way, i.e., 208849 + 140625 = 457^2 + 375^2 .

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 an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87367 + ... + 87370.

2³⁴⁹⁴⁷⁴ is an apocalyptic number.

349474 is a deficient number, since it is larger than the sum of its proper divisors (174740).

349474 is a wasteful number, since it uses less digits than its factorization.

349474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174739.

The product of its digits is 12096, while the sum is 31.

The square root of 349474 is about 591.1632600221. The cubic root of 349474 is about 70.4376660096.

The spelling of 349474 in words is "three hundred forty-nine thousand, four hundred seventy-four".