340326545 has 16 divisors (see below), whose sum is σ = 442621200. Its totient is φ = 249709824.

The previous prime is 340326533. The next prime is 340326563. The reversal of 340326545 is 545623043.

It can be written as a sum of positive squares in 8 ways, for example, as 1324801 + 339001744 = 1151^2 + 18412^2 .

It is not a de Polignac number, because 340326545 - 2¹⁸ = 340064401 is a prime.

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, 6470 + ... + 26879.

It is an arithmetic number, because the mean of its divisors is an integer number (27663825).

Almost surely, 2^340326545 is an apocalyptic number.

It is an amenable number.

340326545 is a deficient number, since it is larger than the sum of its proper divisors (102294655).

340326545 is a wasteful number, since it uses less digits than its factorization.

340326545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33524.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 340326545 is about 18447.9414840789. The cubic root of 340326545 is about 698.1765774394.

Adding to 340326545 its reverse (545623043), we get a palindrome (885949588).

The spelling of 340326545 in words is "three hundred forty million, three hundred twenty-six thousand, five hundred forty-five".