3788257 has 8 divisors (see below), whose sum is σ = 4229280. Its totient is φ = 3363360.

The previous prime is 3788251. The next prime is 3788273. The reversal of 3788257 is 7528873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3788257 - 2³ = 3788249 is a prime.

3788257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3788251) 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 in 7 ways as a sum of consecutive naturals, for example, 3532 + ... + 4477.

It is an arithmetic number, because the mean of its divisors is an integer number (528660).

Almost surely, 2^3788257 is an apocalyptic number.

It is an amenable number.

3788257 is a deficient number, since it is larger than the sum of its proper divisors (441023).

3788257 is a wasteful number, since it uses less digits than its factorization.

3788257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8063.

The product of its digits is 94080, while the sum is 40.

The square root of 3788257 is about 1946.3445224317. The cubic root of 3788257 is about 155.8881649694. Note that the first 3 decimals are identical.

The spelling of 3788257 in words is "three million, seven hundred eighty-eight thousand, two hundred fifty-seven".