16144364 has 6 divisors (see below), whose sum is σ = 28252644. Its totient is φ = 8072180.

The previous prime is 16144363. The next prime is 16144369. The reversal of 16144364 is 46344161.

It is not an unprimeable number, because it can be changed into a prime (16144363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018042 + ... + 2018049.

It is an arithmetic number, because the mean of its divisors is an integer number (4708774).

Almost surely, 2^16144364 is an apocalyptic number.

It is an amenable number.

16144364 is a deficient number, since it is larger than the sum of its proper divisors (12108280).

16144364 is a wasteful number, since it uses less digits than its factorization.

16144364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036095 (or 4036093 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 16144364 is about 4018.0049775977. The cubic root of 16144364 is about 252.7398055087.

The spelling of 16144364 in words is "sixteen million, one hundred forty-four thousand, three hundred sixty-four".