16328601 has 16 divisors (see below), whose sum is σ = 24254400. Its totient is φ = 10857024.

The previous prime is 16328573. The next prime is 16328617. The reversal of 16328601 is 10682361.

It is not a de Polignac number, because 16328601 - 2¹⁴ = 16312217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16328671) 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, 16225 + ... + 17201.

It is an arithmetic number, because the mean of its divisors is an integer number (1515900).

Almost surely, 2^16328601 is an apocalyptic number.

It is an amenable number.

16328601 is a deficient number, since it is larger than the sum of its proper divisors (7925799).

16328601 is an equidigital number, since it uses as much as digits as its factorization.

16328601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1599 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 16328601 is about 4040.8663675009. The cubic root of 16328601 is about 253.6975806367.

The spelling of 16328601 in words is "sixteen million, three hundred twenty-eight thousand, six hundred one".