345455 has 12 divisors (see below), whose sum is σ = 456456. Its totient is φ = 250800.

The previous prime is 345451. The next prime is 345461. The reversal of 345455 is 554543.

It is not a de Polignac number, because 345455 - 2² = 345451 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 345455.

It is not an unprimeable number, because it can be changed into a prime (345451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 320 + ... + 890.

It is an arithmetic number, because the mean of its divisors is an integer number (38038).

2³⁴⁵⁴⁵⁵ is an apocalyptic number.

345455 is a deficient number, since it is larger than the sum of its proper divisors (111001).

345455 is a wasteful number, since it uses less digits than its factorization.

345455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 587 counting only the distinct ones).

The product of its digits is 6000, while the sum is 26.

The square root of 345455 is about 587.7542003253. The cubic root of 345455 is about 70.1666099328.

Adding to 345455 its reverse (554543), we get a palindrome (899998).

The spelling of 345455 in words is "three hundred forty-five thousand, four hundred fifty-five".