16768044 has 36 divisors (see below), whose sum is σ = 42522480. Its totient is φ = 5571360.

The previous prime is 16768019. The next prime is 16768093. The reversal of 16768044 is 44086761.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15274 + ... + 16334.

It is an arithmetic number, because the mean of its divisors is an integer number (1181180).

Almost surely, 2^16768044 is an apocalyptic number.

It is an amenable number.

16768044 is an abundant number, since it is smaller than the sum of its proper divisors (25754436).

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

16768044 is a wasteful number, since it uses less digits than its factorization.

16768044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 16768044 is about 4094.8802180284. The cubic root of 16768044 is about 255.9533402917.

The spelling of 16768044 in words is "sixteen million, seven hundred sixty-eight thousand, forty-four".