328400936 has 16 divisors (see below), whose sum is σ = 616403040. Its totient is φ = 164026800.

The previous prime is 328400911. The next prime is 328400957. The reversal of 328400936 is 639004823.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 328400896 and 328400905.

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, 13490 + ... + 28961.

It is an arithmetic number, because the mean of its divisors is an integer number (38525190).

Almost surely, 2^328400936 is an apocalyptic number.

It is an amenable number.

328400936 is a deficient number, since it is larger than the sum of its proper divisors (288002104).

328400936 is a wasteful number, since it uses less digits than its factorization.

328400936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43424 (or 43420 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 328400936 is about 18121.8358893353. The cubic root of 328400936 is about 689.9243325271.

The spelling of 328400936 in words is "three hundred twenty-eight million, four hundred thousand, nine hundred thirty-six".