328265477 has 2 divisors, whose sum is σ = 328265478. Its totient is φ = 328265476.

The previous prime is 328265459. The next prime is 328265501. The reversal of 328265477 is 774562823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323964001 + 4301476 = 17999^2 + 2074^2 .

It is a cyclic number.

It is not a de Polignac number, because 328265477 - 2²⁶ = 261156613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328265677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164132738 + 164132739.

It is an arithmetic number, because the mean of its divisors is an integer number (164132739).

Almost surely, 2^328265477 is an apocalyptic number.

It is an amenable number.

328265477 is a deficient number, since it is larger than the sum of its proper divisors (1).

328265477 is an equidigital number, since it uses as much as digits as its factorization.

328265477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The square root of 328265477 is about 18118.0980513960. The cubic root of 328265477 is about 689.8294593579.

The spelling of 328265477 in words is "three hundred twenty-eight million, two hundred sixty-five thousand, four hundred seventy-seven".