326100001 has 4 divisors (see below), whose sum is σ = 345282372. Its totient is φ = 306917632.

The previous prime is 326099951. The next prime is 326100007. The reversal of 326100001 is 100001623.

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 208051776 + 118048225 = 14424^2 + 10865^2 .

It is a cyclic number.

It is not a de Polignac number, because 326100001 - 2¹⁵ = 326067233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326100007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9591160 + ... + 9591193.

It is an arithmetic number, because the mean of its divisors is an integer number (86320593).

Almost surely, 2^326100001 is an apocalyptic number.

It is an amenable number.

326100001 is a deficient number, since it is larger than the sum of its proper divisors (19182371).

326100001 is a wasteful number, since it uses less digits than its factorization.

326100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19182370.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 326100001 is about 18058.2391445013. The cubic root of 326100001 is about 688.3092406302.

Adding to 326100001 its reverse (100001623), we get a palindrome (426101624).

The spelling of 326100001 in words is "three hundred twenty-six million, one hundred thousand, one".