326197401 has 8 divisors (see below), whose sum is σ = 435062304. Its totient is φ = 217398720.

The previous prime is 326197381. The next prime is 326197471. The reversal of 326197401 is 104791623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 326197401 - 2¹³ = 326189209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (326197471) 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, 3615 + ... + 25796.

It is an arithmetic number, because the mean of its divisors is an integer number (54382788).

Almost surely, 2^326197401 is an apocalyptic number.

It is an amenable number.

326197401 is a deficient number, since it is larger than the sum of its proper divisors (108864903).

326197401 is a wasteful number, since it uses less digits than its factorization.

326197401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33111.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 326197401 is about 18060.9357730988. The cubic root of 326197401 is about 688.3777621944.

The spelling of 326197401 in words is "three hundred twenty-six million, one hundred ninety-seven thousand, four hundred one".