3768728 has 8 divisors (see below), whose sum is σ = 7066380. Its totient is φ = 1884360.

The previous prime is 3768727. The next prime is 3768731. The reversal of 3768728 is 8278673.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3768727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235538 + ... + 235553.

Almost surely, 2^3768728 is an apocalyptic number.

It is an amenable number.

3768728 is a deficient number, since it is larger than the sum of its proper divisors (3297652).

3768728 is a wasteful number, since it uses less digits than its factorization.

3768728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471097 (or 471093 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 3768728 is about 1941.3211995958. The cubic root of 3768728 is about 155.6198281642.

The spelling of 3768728 in words is "three million, seven hundred sixty-eight thousand, seven hundred twenty-eight".