3788738 has 4 divisors (see below), whose sum is σ = 5683110. Its totient is φ = 1894368.

The previous prime is 3788737. The next prime is 3788747. The reversal of 3788738 is 8378873.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3545689 + 243049 = 1883^2 + 493^2 .

It is not an unprimeable number, because it can be changed into a prime (3788737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 947183 + ... + 947186.

Almost surely, 2^3788738 is an apocalyptic number.

3788738 is a deficient number, since it is larger than the sum of its proper divisors (1894372).

3788738 is a wasteful number, since it uses less digits than its factorization.

3788738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894371.

The product of its digits is 225792, while the sum is 44.

The square root of 3788738 is about 1946.4680834784. The cubic root of 3788738 is about 155.8947624657.

The spelling of 3788738 in words is "three million, seven hundred eighty-eight thousand, seven hundred thirty-eight".