326197480 has 32 divisors (see below), whose sum is σ = 838794240. Its totient is φ = 111839040.

The previous prime is 326197471. The next prime is 326197483. The reversal of 326197480 is 84791623.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (326197483) 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, 582216 + ... + 582775.

It is an arithmetic number, because the mean of its divisors is an integer number (26212320).

Almost surely, 2^326197480 is an apocalyptic number.

It is an amenable number.

326197480 is an abundant number, since it is smaller than the sum of its proper divisors (512596760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326197480 is a wasteful number, since it uses less digits than its factorization.

326197480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165009 (or 1165005 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 326197480 is about 18060.9379601393. The cubic root of 326197480 is about 688.3778177659.

The spelling of 326197480 in words is "three hundred twenty-six million, one hundred ninety-seven thousand, four hundred eighty".