16323641 has 8 divisors (see below), whose sum is σ = 17337120. Its totient is φ = 15325632.

The previous prime is 16323631. The next prime is 16323673. The reversal of 16323641 is 14632361.

16323641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16323641 - 2¹⁴ = 16307257 is a prime.

It is a super-2 number, since 2×16323641² = 532922510993762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16323641.

It is not an unprimeable number, because it can be changed into a prime (16323611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1655 + ... + 5948.

It is an arithmetic number, because the mean of its divisors is an integer number (2167140).

Almost surely, 2^16323641 is an apocalyptic number.

It is an amenable number.

16323641 is a deficient number, since it is larger than the sum of its proper divisors (1013479).

16323641 is a wasteful number, since it uses less digits than its factorization.

16323641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7735.

The product of its digits is 2592, while the sum is 26.

The square root of 16323641 is about 4040.2525911136. The cubic root of 16323641 is about 253.6718901844.

The spelling of 16323641 in words is "sixteen million, three hundred twenty-three thousand, six hundred forty-one".