3734728 has 16 divisors (see below), whose sum is σ = 7069680. Its totient is φ = 1849488.

The previous prime is 3734719. The next prime is 3734737. The reversal of 3734728 is 8274373.

It is an interprime number because it is at equal distance from previous prime (3734719) and next prime (3734737).

It is a junction number, because it is equal to n+sod(n) for n = 3734693 and 3734702.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (441855).

Almost surely, 2^3734728 is an apocalyptic number.

It is an amenable number.

3734728 is a deficient number, since it is larger than the sum of its proper divisors (3334952).

3734728 is a wasteful number, since it uses less digits than its factorization.

3734728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4476 (or 4472 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 3734728 is about 1932.5444367465. The cubic root of 3734728 is about 155.1504332095.

The spelling of 3734728 in words is "three million, seven hundred thirty-four thousand, seven hundred twenty-eight".