321266796 has 12 divisors (see below), whose sum is σ = 749622552. Its totient is φ = 107088928.

The previous prime is 321266791. The next prime is 321266807. The reversal of 321266796 is 697662123.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (321266791) 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, 13386105 + ... + 13386128.

It is an arithmetic number, because the mean of its divisors is an integer number (62468546).

Almost surely, 2^321266796 is an apocalyptic number.

It is an amenable number.

321266796 is an abundant number, since it is smaller than the sum of its proper divisors (428355756).

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

321266796 is a wasteful number, since it uses less digits than its factorization.

321266796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26772240 (or 26772238 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 321266796 is about 17923.9168710413. The cubic root of 321266796 is about 684.8917697121.

The spelling of 321266796 in words is "three hundred twenty-one million, two hundred sixty-six thousand, seven hundred ninety-six".