328605532 has 12 divisors (see below), whose sum is σ = 605326120. Its totient is φ = 155655216.

The previous prime is 328605523. The next prime is 328605559. The reversal of 328605532 is 235506823.

It is a happy number.

It is a super-2 number, since 2×328605532² = 215963191322006048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161803 + ... + 2161954.

Almost surely, 2^328605532 is an apocalyptic number.

It is an amenable number.

328605532 is a deficient number, since it is larger than the sum of its proper divisors (276720588).

328605532 is a wasteful number, since it uses less digits than its factorization.

328605532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323780 (or 4323778 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 328605532 is about 18127.4800234340. The cubic root of 328605532 is about 690.0675786223.

The spelling of 328605532 in words is "three hundred twenty-eight million, six hundred five thousand, five hundred thirty-two".