3748816 has 40 divisors (see below), whose sum is σ = 7749504. Its totient is φ = 1752960.

The previous prime is 3748813. The next prime is 3748819. The reversal of 3748816 is 6188473.

It is a happy number.

3748816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3748813) and next prime (3748819).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3748813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22365 + ... + 22531.

Almost surely, 2^3748816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3748816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3874752).

3748816 is an abundant number, since it is smaller than the sum of its proper divisors (4000688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3748816 is a wasteful number, since it uses less digits than its factorization.

3748816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 253 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 3748816 is about 1936.1859414839. The cubic root of 3748816 is about 155.3452726286.

The spelling of 3748816 in words is "three million, seven hundred forty-eight thousand, eight hundred sixteen".