16365944 has 16 divisors (see below), whose sum is σ = 35070000. Its totient is φ = 7013952.

The previous prime is 16365941. The next prime is 16365977. The reversal of 16365944 is 44956361.

It is a super-2 number, since 2×16365944² = 535688246022272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16365898 and 16365907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16365941) 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, 146069 + ... + 146180.

It is an arithmetic number, because the mean of its divisors is an integer number (2191875).

Almost surely, 2^16365944 is an apocalyptic number.

16365944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16365944 is an abundant number, since it is smaller than the sum of its proper divisors (18704056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16365944 is a wasteful number, since it uses less digits than its factorization.

16365944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292262 (or 292258 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 16365944 is about 4045.4843962126. The cubic root of 16365944 is about 253.8908328693.

The spelling of 16365944 in words is "sixteen million, three hundred sixty-five thousand, nine hundred forty-four".