543626345 has 16 divisors (see below), whose sum is σ = 661372992. Its totient is φ = 428905920.

The previous prime is 543626267. The next prime is 543626371.

It is a happy number.

543626345 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 543626345 - 2²⁴ = 526849129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 543626299 and 543626308.

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, 423074 + ... + 424356.

It is an arithmetic number, because the mean of its divisors is an integer number (41335812).

Almost surely, 2^543626345 is an apocalyptic number.

It is an amenable number.

543626345 is a deficient number, since it is larger than the sum of its proper divisors (117746647).

543626345 is a wasteful number, since it uses less digits than its factorization.

543626345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392.

The product of its digits is 259200, while the sum is 38.

The square root of 543626345 is about 23315.7960404529. The cubic root of 543626345 is about 816.1440742858.

The spelling of 543626345 in words is "five hundred forty-three million, six hundred twenty-six thousand, three hundred forty-five".