928264321 has 2 divisors, whose sum is σ = 928264322. Its totient is φ = 928264320.

The previous prime is 928264301. The next prime is 928264343. The reversal of 928264321 is 123462829.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624250225 + 304014096 = 24985^2 + 17436^2 .

It is a cyclic number.

It is not a de Polignac number, because 928264321 - 2¹³ = 928256129 is a prime.

It is not a weakly prime, because it can be changed into another prime (928264301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464132160 + 464132161.

It is an arithmetic number, because the mean of its divisors is an integer number (464132161).

Almost surely, 2^928264321 is an apocalyptic number.

It is an amenable number.

928264321 is a deficient number, since it is larger than the sum of its proper divisors (1).

928264321 is an equidigital number, since it uses as much as digits as its factorization.

928264321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 928264321 is about 30467.4304955308. The cubic root of 928264321 is about 975.4923906968.

The spelling of 928264321 in words is "nine hundred twenty-eight million, two hundred sixty-four thousand, three hundred twenty-one".