328513630 has 16 divisors (see below), whose sum is σ = 591531984. Its totient is φ = 131359360.

The previous prime is 328513613. The next prime is 328513631. The reversal of 328513630 is 36315823.

It is a junction number, because it is equal to n+sod(n) for n = 328513592 and 328513601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328513631) 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, 48534 + ... + 54886.

It is an arithmetic number, because the mean of its divisors is an integer number (36970749).

Almost surely, 2^328513630 is an apocalyptic number.

328513630 is a deficient number, since it is larger than the sum of its proper divisors (263018354).

328513630 is a wasteful number, since it uses less digits than its factorization.

328513630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11531.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 328513630 is about 18124.9449654337. The cubic root of 328513630 is about 690.0032416007.

It can be divided in two parts, 32851 and 3630, that added together give a square (36481 = 191²).

The spelling of 328513630 in words is "three hundred twenty-eight million, five hundred thirteen thousand, six hundred thirty".