326445346 has 16 divisors (see below), whose sum is σ = 515792160. Its totient is φ = 154526400.

The previous prime is 326445341. The next prime is 326445367. The reversal of 326445346 is 643544623.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (326445341) 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 7 ways as a sum of consecutive naturals, for example, 104905 + ... + 107971.

It is an arithmetic number, because the mean of its divisors is an integer number (32237010).

Almost surely, 2^326445346 is an apocalyptic number.

326445346 is a deficient number, since it is larger than the sum of its proper divisors (189346814).

326445346 is a wasteful number, since it uses less digits than its factorization.

326445346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889.

The product of its digits is 207360, while the sum is 37.

The square root of 326445346 is about 18067.7985930771. The cubic root of 326445346 is about 688.5521316580.

Adding to 326445346 its reverse (643544623), we get a palindrome (969989969).

The spelling of 326445346 in words is "three hundred twenty-six million, four hundred forty-five thousand, three hundred forty-six".