3738628 has 12 divisors (see below), whose sum is σ = 6719692. Its totient is φ = 1818720.

The previous prime is 3738617. The next prime is 3738659. The reversal of 3738628 is 8268373.

It can be written as a sum of positive squares in 2 ways, for example, as 1937664 + 1800964 = 1392^2 + 1342^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12483 + ... + 12778.

Almost surely, 2^3738628 is an apocalyptic number.

It is an amenable number.

3738628 is a deficient number, since it is larger than the sum of its proper divisors (2981064).

3738628 is a wasteful number, since it uses less digits than its factorization.

3738628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25302 (or 25300 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 3738628 is about 1933.5532058881. The cubic root of 3738628 is about 155.2044198444.

The spelling of 3738628 in words is "three million, seven hundred thirty-eight thousand, six hundred twenty-eight".