16290001 has 24 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 12714912.

The previous prime is 16289971. The next prime is 16290007. The reversal of 16290001 is 10009261.

It is not a de Polignac number, because 16290001 - 2⁷ = 16289873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16290007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68040 + ... + 68278.

It is an arithmetic number, because the mean of its divisors is an integer number (861840).

Almost surely, 2^16290001 is an apocalyptic number.

It is an amenable number.

16290001 is a deficient number, since it is larger than the sum of its proper divisors (4394159).

16290001 is a wasteful number, since it uses less digits than its factorization.

16290001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 16290001 is about 4036.0873380045. The cubic root of 16290001 is about 253.4975134199.

Adding to 16290001 its reverse (10009261), we get a palindrome (26299262).

The spelling of 16290001 in words is "sixteen million, two hundred ninety thousand, one".