3788390 has 16 divisors (see below), whose sum is σ = 6935760. Its totient is φ = 1489440.

The previous prime is 3788383. The next prime is 3788401. The reversal of 3788390 is 938873.

It is a congruent number.

It is an unprimeable number.

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, 2621 + ... + 3800.

It is an arithmetic number, because the mean of its divisors is an integer number (433485).

Almost surely, 2^3788390 is an apocalyptic number.

3788390 is a deficient number, since it is larger than the sum of its proper divisors (3147370).

3788390 is a wasteful number, since it uses less digits than its factorization.

3788390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6487.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 3788390 is about 1946.3786887448. The cubic root of 3788390 is about 155.8899892810.

It can be divided in two parts, 37883 and 90, that added together give a palindrome (37973).

The spelling of 3788390 in words is "three million, seven hundred eighty-eight thousand, three hundred ninety".