326445130 has 32 divisors (see below), whose sum is σ = 647388288. Its totient is φ = 117528000.

The previous prime is 326445113. The next prime is 326445131. The reversal of 326445130 is 31544623.

It is not an unprimeable number, because it can be changed into a prime (326445131) 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 15 ways as a sum of consecutive naturals, for example, 3582 + ... + 25801.

It is an arithmetic number, because the mean of its divisors is an integer number (20230884).

Almost surely, 2^326445130 is an apocalyptic number.

326445130 is a deficient number, since it is larger than the sum of its proper divisors (320943158).

326445130 is a wasteful number, since it uses less digits than its factorization.

326445130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29502.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 326445130 is about 18067.7926155909. The cubic root of 326445130 is about 688.5519797926.

Adding to 326445130 its reverse (31544623), we get a palindrome (357989753).

The spelling of 326445130 in words is "three hundred twenty-six million, four hundred forty-five thousand, one hundred thirty".