328635245 has 16 divisors (see below), whose sum is σ = 425444400. Its totient is φ = 242770944.

The previous prime is 328635227. The next prime is 328635271. The reversal of 328635245 is 542536823.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 92121604 + 236513641 = 9598^2 + 15379^2 .

It is a cyclic number.

It is not a de Polignac number, because 328635245 - 2¹⁴ = 328618861 is a prime.

It is a super-2 number, since 2×328635245² = 216002248512420050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 328635199 and 328635208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31970 + ... + 40979.

It is an arithmetic number, because the mean of its divisors is an integer number (26590275).

Almost surely, 2^328635245 is an apocalyptic number.

It is an amenable number.

328635245 is a deficient number, since it is larger than the sum of its proper divisors (96809155).

328635245 is a wasteful number, since it uses less digits than its factorization.

328635245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73024.

The product of its digits is 172800, while the sum is 38.

The square root of 328635245 is about 18128.2995617350. The cubic root of 328635245 is about 690.0883769737.

The spelling of 328635245 in words is "three hundred twenty-eight million, six hundred thirty-five thousand, two hundred forty-five".