16036401 has 4 divisors (see below), whose sum is σ = 21381872. Its totient is φ = 10690932.

The previous prime is 16036373. The next prime is 16036403. The reversal of 16036401 is 10463061.

16036401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16036401 - 2⁶ = 16036337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16036403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672731 + ... + 2672736.

It is an arithmetic number, because the mean of its divisors is an integer number (5345468).

Almost surely, 2^16036401 is an apocalyptic number.

It is an amenable number.

16036401 is a deficient number, since it is larger than the sum of its proper divisors (5345471).

16036401 is an equidigital number, since it uses as much as digits as its factorization.

16036401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345470.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 16036401 is about 4004.5475399850. The cubic root of 16036401 is about 252.1751585211.

Adding to 16036401 its reverse (10463061), we get a palindrome (26499462).

The spelling of 16036401 in words is "sixteen million, thirty-six thousand, four hundred one".