16323147 has 32 divisors (see below), whose sum is σ = 26035200. Its totient is φ = 10075104.

The previous prime is 16323137. The next prime is 16323149. The reversal of 16323147 is 74132361.

16323147 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16323147 - 2¹⁹ = 15798859 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16323147.

It is not an unprimeable number, because it can be changed into a prime (16323149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23773 + ... + 24449.

It is an arithmetic number, because the mean of its divisors is an integer number (813600).

Almost surely, 2^16323147 is an apocalyptic number.

16323147 is a deficient number, since it is larger than the sum of its proper divisors (9712053).

16323147 is a wasteful number, since it uses less digits than its factorization.

16323147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 746 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 16323147 is about 4040.1914558595. The cubic root of 16323147 is about 253.6693312133.

The spelling of 16323147 in words is "sixteen million, three hundred twenty-three thousand, one hundred forty-seven".