343420055 has 16 divisors (see below), whose sum is σ = 452556288. Its totient is φ = 248100000.

The previous prime is 343420039. The next prime is 343420067. The reversal of 343420055 is 550024343.

It is not a de Polignac number, because 343420055 - 2⁴ = 343420039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12371 + ... + 28980.

It is an arithmetic number, because the mean of its divisors is an integer number (28284768).

Almost surely, 2^343420055 is an apocalyptic number.

343420055 is a deficient number, since it is larger than the sum of its proper divisors (109136233).

343420055 is a wasteful number, since it uses less digits than its factorization.

343420055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41518.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 343420055 is about 18531.5961266158. The cubic root of 343420055 is about 700.2856351314.

Adding to 343420055 its reverse (550024343), we get a palindrome (893444398).

The spelling of 343420055 in words is "three hundred forty-three million, four hundred twenty thousand, fifty-five".