343425511 has 16 divisors (see below), whose sum is σ = 417382560. Its totient is φ = 278248320.

The previous prime is 343425487. The next prime is 343425557. The reversal of 343425511 is 115524343.

It is a cyclic number.

It is not a de Polignac number, because 343425511 - 2⁹ = 343424999 is a prime.

It is a super-2 number, since 2×343425511² = 235882163211222242, which contains 22 as substring.

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 343425511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343425011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37260 + ... + 45553.

It is an arithmetic number, because the mean of its divisors is an integer number (26086410).

Almost surely, 2^343425511 is an apocalyptic number.

343425511 is a deficient number, since it is larger than the sum of its proper divisors (73957049).

343425511 is a wasteful number, since it uses less digits than its factorization.

343425511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82866.

The product of its digits is 7200, while the sum is 28.

The square root of 343425511 is about 18531.7433340741. The cubic root of 343425511 is about 700.2893436492.

Adding to 343425511 its reverse (115524343), we get a palindrome (458949854).

The spelling of 343425511 in words is "three hundred forty-three million, four hundred twenty-five thousand, five hundred eleven".