349573 has 4 divisors (see below), whose sum is σ = 399520. Its totient is φ = 299628.

The previous prime is 349567. The next prime is 349579. The reversal of 349573 is 375943.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375943 = 61 ⋅6163.

It is an interprime number because it is at equal distance from previous prime (349567) and next prime (349579).

It is a de Polignac number, because none of the positive numbers 2^k-349573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24963 + ... + 24976.

It is an arithmetic number, because the mean of its divisors is an integer number (99880).

2³⁴⁹⁵⁷³ is an apocalyptic number.

It is an amenable number.

349573 is a deficient number, since it is larger than the sum of its proper divisors (49947).

349573 is an equidigital number, since it uses as much as digits as its factorization.

349573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49946.

The product of its digits is 11340, while the sum is 31.

The square root of 349573 is about 591.2469873073. The cubic root of 349573 is about 70.4443166432. Note that the first 3 decimals are identical.

The spelling of 349573 in words is "three hundred forty-nine thousand, five hundred seventy-three".