343450513 has 32 divisors (see below), whose sum is σ = 419328000. Its totient is φ = 274988736.

The previous prime is 343450511. The next prime is 343450543. The reversal of 343450513 is 315054343.

It is not a de Polignac number, because 343450513 - 2¹ = 343450511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343450511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2304963 + ... + 2305111.

It is an arithmetic number, because the mean of its divisors is an integer number (13104000).

Almost surely, 2^343450513 is an apocalyptic number.

It is an amenable number.

343450513 is a deficient number, since it is larger than the sum of its proper divisors (75877487).

343450513 is a wasteful number, since it uses less digits than its factorization.

343450513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 343450513 is about 18532.4178940580. The cubic root of 343450513 is about 700.3063373482.

The spelling of 343450513 in words is "three hundred forty-three million, four hundred fifty thousand, five hundred thirteen".