328547507 has 2 divisors, whose sum is σ = 328547508. Its totient is φ = 328547506.

The previous prime is 328547503. The next prime is 328547561. The reversal of 328547507 is 705745823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328547507 - 2² = 328547503 is a prime.

It is a super-3 number, since 3×328547507³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328547501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164273753 + 164273754.

It is an arithmetic number, because the mean of its divisors is an integer number (164273754).

Almost surely, 2^328547507 is an apocalyptic number.

328547507 is a deficient number, since it is larger than the sum of its proper divisors (1).

328547507 is an equidigital number, since it uses as much as digits as its factorization.

328547507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 328547507 is about 18125.8794821107. The cubic root of 328547507 is about 690.0269589691.

The spelling of 328547507 in words is "three hundred twenty-eight million, five hundred forty-seven thousand, five hundred seven".