326223072 has 96 divisors (see below), whose sum is σ = 1087430400. Its totient is φ = 93204864.

The previous prime is 326223011. The next prime is 326223089. The reversal of 326223072 is 270322623.

326223072 is a `hidden beast` number, since 3 + 2 + 622 + 30 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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, 20922 + ... + 33017.

It is an arithmetic number, because the mean of its divisors is an integer number (11327400).

Almost surely, 2^326223072 is an apocalyptic number.

326223072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

326223072 is an abundant number, since it is smaller than the sum of its proper divisors (761207328).

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

326223072 is a wasteful number, since it uses less digits than its factorization.

326223072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53965 (or 53951 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 326223072 is about 18061.6464365794. The cubic root of 326223072 is about 688.3958196467.

Adding to 326223072 its reverse (270322623), we get a palindrome (596545695).

The spelling of 326223072 in words is "three hundred twenty-six million, two hundred twenty-three thousand, seventy-two".