3730784 has 48 divisors (see below), whose sum is σ = 7928928. Its totient is φ = 1723392.

The previous prime is 3730781. The next prime is 3730787. The reversal of 3730784 is 4870373.

3730784 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 (3730781) and next prime (3730787).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3730784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3730781) 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, 27164 + ... + 27300.

It is an arithmetic number, because the mean of its divisors is an integer number (165186).

Almost surely, 2^3730784 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 3730784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3964464).

3730784 is an abundant number, since it is smaller than the sum of its proper divisors (4198144).

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

3730784 is a wasteful number, since it uses less digits than its factorization.

3730784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 3730784 is about 1931.5237508247. The cubic root of 3730784 is about 155.0957992589.

The spelling of 3730784 in words is "three million, seven hundred thirty thousand, seven hundred eighty-four".