328622487 has 8 divisors (see below), whose sum is σ = 438247536. Its totient is φ = 219039552.

The previous prime is 328622477. The next prime is 328622521. The reversal of 328622487 is 784226823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328622487 - 2²² = 324428183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328622407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22363 + ... + 34019.

It is an arithmetic number, because the mean of its divisors is an integer number (54780942).

Almost surely, 2^328622487 is an apocalyptic number.

328622487 is a deficient number, since it is larger than the sum of its proper divisors (109625049).

328622487 is a wasteful number, since it uses less digits than its factorization.

328622487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21057.

The product of its digits is 258048, while the sum is 42.

The square root of 328622487 is about 18127.9476775503. The cubic root of 328622487 is about 690.0794468487.

The spelling of 328622487 in words is "three hundred twenty-eight million, six hundred twenty-two thousand, four hundred eighty-seven".