329479945 has 8 divisors (see below), whose sum is σ = 412566336. Its totient is φ = 252123696.

The previous prime is 329479897. The next prime is 329479949. The reversal of 329479945 is 549974923.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 329479945 - 2¹⁹ = 328955657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 329479892 and 329479901.

It is not an unprimeable number, because it can be changed into a prime (329479949) 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, 1432407 + ... + 1432636.

It is an arithmetic number, because the mean of its divisors is an integer number (51570792).

Almost surely, 2^329479945 is an apocalyptic number.

It is an amenable number.

329479945 is a deficient number, since it is larger than the sum of its proper divisors (83086391).

329479945 is a wasteful number, since it uses less digits than its factorization.

329479945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865071.

The product of its digits is 2449440, while the sum is 52.

The square root of 329479945 is about 18151.5824379033. The cubic root of 329479945 is about 690.6791220254.

The spelling of 329479945 in words is "three hundred twenty-nine million, four hundred seventy-nine thousand, nine hundred forty-five".