349451 has 4 divisors (see below), whose sum is σ = 354312. Its totient is φ = 344592.

The previous prime is 349423. The next prime is 349471. The reversal of 349451 is 154943.

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

It is a cyclic number.

It is not a de Polignac number, because 349451 - 2⁶ = 349387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 349451.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 349451.

It is not an unprimeable number, because it can be changed into a prime (349411) 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, 2321 + ... + 2466.

It is an arithmetic number, because the mean of its divisors is an integer number (88578).

2³⁴⁹⁴⁵¹ is an apocalyptic number.

349451 is a deficient number, since it is larger than the sum of its proper divisors (4861).

349451 is an equidigital number, since it uses as much as digits as its factorization.

349451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860.

The product of its digits is 2160, while the sum is 26.

The square root of 349451 is about 591.1438065310. The cubic root of 349451 is about 70.4361207332.

The spelling of 349451 in words is "three hundred forty-nine thousand, four hundred fifty-one".