328703703 has 4 divisors (see below), whose sum is σ = 438271608. Its totient is φ = 219135800.

The previous prime is 328703701. The next prime is 328703717. The reversal of 328703703 is 307307823.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 307307823 = 3 ⋅102435941.

It is a cyclic number.

It is not a de Polignac number, because 328703703 - 2¹ = 328703701 is a prime.

It is a super-2 number, since 2×328703703² = 216092248731824418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328703701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54783948 + ... + 54783953.

It is an arithmetic number, because the mean of its divisors is an integer number (109567902).

Almost surely, 2^328703703 is an apocalyptic number.

328703703 is a deficient number, since it is larger than the sum of its proper divisors (109567905).

328703703 is a wasteful number, since it uses less digits than its factorization.

328703703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109567904.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 328703703 is about 18130.1876162383. The cubic root of 328703703 is about 690.1362910780.

The spelling of 328703703 in words is "three hundred twenty-eight million, seven hundred three thousand, seven hundred three".