342528545 has 4 divisors (see below), whose sum is σ = 411034260. Its totient is φ = 274022832.

The previous prime is 342528533. The next prime is 342528577. The reversal of 342528545 is 545825243.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 215267584 + 127260961 = 14672^2 + 11281^2 .

It is a cyclic number.

It is not a de Polignac number, because 342528545 - 2⁸ = 342528289 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 342528499 and 342528508.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34252850 + ... + 34252859.

It is an arithmetic number, because the mean of its divisors is an integer number (102758565).

Almost surely, 2^342528545 is an apocalyptic number.

It is an amenable number.

342528545 is a deficient number, since it is larger than the sum of its proper divisors (68505715).

342528545 is an equidigital number, since it uses as much as digits as its factorization.

342528545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68505714.

The product of its digits is 192000, while the sum is 38.

The square root of 342528545 is about 18507.5267121244. The cubic root of 342528545 is about 699.6791352580.

The spelling of 342528545 in words is "three hundred forty-two million, five hundred twenty-eight thousand, five hundred forty-five".