328402617 has 16 divisors (see below), whose sum is σ = 463993920. Its totient is φ = 205893632.

The previous prime is 328402603. The next prime is 328402637. The reversal of 328402617 is 716204823.

It is a cyclic number.

It is not a de Polignac number, because 328402617 - 2⁴ = 328402601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328402637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117913 + ... + 120665.

It is an arithmetic number, because the mean of its divisors is an integer number (28999620).

Almost surely, 2^328402617 is an apocalyptic number.

It is an amenable number.

328402617 is a deficient number, since it is larger than the sum of its proper divisors (135591303).

328402617 is a wasteful number, since it uses less digits than its factorization.

328402617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5112.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 328402617 is about 18121.8822697864. The cubic root of 328402617 is about 689.9255097069.

The spelling of 328402617 in words is "three hundred twenty-eight million, four hundred two thousand, six hundred seventeen".