434349 has 8 divisors (see below), whose sum is σ = 643520. Its totient is φ = 289548.

The previous prime is 434347. The next prime is 434353. The reversal of 434349 is 943434.

It is not a de Polignac number, because 434349 - 2¹ = 434347 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 16087 = 434349 / (4 + 3 + 4 + 3 + 4 + 9).

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8017 + ... + 8070.

It is an arithmetic number, because the mean of its divisors is an integer number (80440).

2⁴³⁴³⁴⁹ is an apocalyptic number.

It is an amenable number.

434349 is a deficient number, since it is larger than the sum of its proper divisors (209171).

434349 is a wasteful number, since it uses less digits than its factorization.

434349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16096 (or 16090 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 434349 is about 659.0515913037. The cubic root of 434349 is about 75.7320318131.

The spelling of 434349 in words is "four hundred thirty-four thousand, three hundred forty-nine".